Finding the Fourth Proportional to 82,715,008.68, 124,072,668.54 and 34,139,580.84

Step by Step Solution

1. Step 1: Write the proportion equation
   82,715,008.68 : 124,072,668.54 = 34,139,580.84 : x
2. Step 2: Convert to fraction form
   82,715,008.68/124,072,668.54 = 34,139,580.84/x
3. Step 3: Cross multiply
   82,715,008.68x = 124,072,668.54 × 34,139,580.84
4. Step 4: Simplify right side
   82,715,008.68x = 4,235,788,897,655,855.50
5. Step 5: Solve for x
   x = 4,235,788,897,655,855.50/82,715,008.68
6. Step 6: Final answer
   x = 51,209,435.45