Finding the Fourth Proportional to 50,749,428.96, 76,123,483.20 and 12,411,275.04

Step by Step Solution

1. Step 1: Write the proportion equation
   50,749,428.96 : 76,123,483.20 = 12,411,275.04 : x
2. Step 2: Convert to fraction form
   50,749,428.96/76,123,483.20 = 12,411,275.04/x
3. Step 3: Cross multiply
   50,749,428.96x = 76,123,483.20 × 12,411,275.04
4. Step 4: Simplify right side
   50,749,428.96x = 944,789,486,998,019.25
5. Step 5: Solve for x
   x = 944,789,486,998,019.25/50,749,428.96
6. Step 6: Final answer
   x = 18,616,751.09