Finding the Fourth Proportional to 82,649,423.63, 123,992,069.99 and 25,140,200.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,649,423.63 : 123,992,069.99 = 25,140,200.12 : x
2. Step 2: Convert to fraction form
   82,649,423.63/123,992,069.99 = 25,140,200.12/x
3. Step 3: Cross multiply
   82,649,423.63x = 123,992,069.99 × 25,140,200.12
4. Step 4: Simplify right side
   82,649,423.63x = 3,117,185,452,560,955
5. Step 5: Solve for x
   x = 3,117,185,452,560,955/82,649,423.63
6. Step 6: Final answer
   x = 37,715,755.48