Finding the Fourth Proportional to 82,509,090,815.42, 123,763,481,736.17 and 25,853,291,082.53

Step by Step Solution

1. Step 1: Write the proportion equation
   82,509,090,815.42 : 123,763,481,736.17 = 25,853,291,082.53 : x
2. Step 2: Convert to fraction form
   82,509,090,815.42/123,763,481,736.17 = 25,853,291,082.53/x
3. Step 3: Cross multiply
   82,509,090,815.42x = 123,763,481,736.17 × 25,853,291,082.53
4. Step 4: Simplify right side
   82,509,090,815.42x = 3,199,693,318,712,588,238,848
5. Step 5: Solve for x
   x = 3,199,693,318,712,588,238,848/82,509,090,815.42
6. Step 6: Final answer
   x = 38,779,888,217.05