Finding the Fourth Proportional to 77,019.86, 106,276.89 and 43,024.15

Step by Step Solution

1. Step 1: Write the proportion equation
   77,019.86 : 106,276.89 = 43,024.15 : x
2. Step 2: Convert to fraction form
   77,019.86/106,276.89 = 43,024.15/x
3. Step 3: Cross multiply
   77,019.86x = 106,276.89 × 43,024.15
4. Step 4: Simplify right side
   77,019.86x = 4,572,472,553.27
5. Step 5: Solve for x
   x = 4,572,472,553.27/77,019.86
6. Step 6: Final answer
   x = 59,367.45