Finding the Fourth Proportional to 83,096,860.76, 124,647,830.42 and 28,508,680.52

Step by Step Solution

1. Step 1: Write the proportion equation
   83,096,860.76 : 124,647,830.42 = 28,508,680.52 : x
2. Step 2: Convert to fraction form
   83,096,860.76/124,647,830.42 = 28,508,680.52/x
3. Step 3: Cross multiply
   83,096,860.76x = 124,647,830.42 × 28,508,680.52
4. Step 4: Simplify right side
   83,096,860.76x = 3,553,545,174,954,917.50
5. Step 5: Solve for x
   x = 3,553,545,174,954,917.50/83,096,860.76
6. Step 6: Final answer
   x = 42,763,891.95