Finding the Fourth Proportional to 82,509,090,826.42, 123,763,481,752.68 and 25,853,291,093.53

Step by Step Solution

1. Step 1: Write the proportion equation
   82,509,090,826.42 : 123,763,481,752.68 = 25,853,291,093.53 : x
2. Step 2: Convert to fraction form
   82,509,090,826.42/123,763,481,752.68 = 25,853,291,093.53/x
3. Step 3: Cross multiply
   82,509,090,826.42x = 123,763,481,752.68 × 25,853,291,093.53
4. Step 4: Simplify right side
   82,509,090,826.42x = 3,199,693,320,500,823,982,080
5. Step 5: Solve for x
   x = 3,199,693,320,500,823,982,080/82,509,090,826.42
6. Step 6: Final answer
   x = 38,779,888,233.56