Finding the Fourth Proportional to 76,793,442.71, 105,972,916.16 and 45,433,109.30

Step by Step Solution

1. Step 1: Write the proportion equation
   76,793,442.71 : 105,972,916.16 = 45,433,109.30 : x
2. Step 2: Convert to fraction form
   76,793,442.71/105,972,916.16 = 45,433,109.30/x
3. Step 3: Cross multiply
   76,793,442.71x = 105,972,916.16 × 45,433,109.30
4. Step 4: Simplify right side
   76,793,442.71x = 4,814,679,082,509,850
5. Step 5: Solve for x
   x = 4,814,679,082,509,850/76,793,442.71
6. Step 6: Final answer
   x = 62,696,487.00