Finding the Fourth Proportional to 82,944,094.10, 124,416,141.15 and 82,440,209.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,944,094.10 : 124,416,141.15 = 82,440,209.30 : x
2. Step 2: Convert to fraction form
   82,944,094.10/124,416,141.15 = 82,440,209.30/x
3. Step 3: Cross multiply
   82,944,094.10x = 124,416,141.15 × 82,440,209.30
4. Step 4: Simplify right side
   82,944,094.10x = 10,256,892,716,704,342
5. Step 5: Solve for x
   x = 10,256,892,716,704,342/82,944,094.10
6. Step 6: Final answer
   x = 123,660,313.95