Finding the Fourth Proportional to 77,017.62, 106,280.96 and 43,025.96

Step by Step Solution

1. Step 1: Write the proportion equation
   77,017.62 : 106,280.96 = 43,025.96 : x
2. Step 2: Convert to fraction form
   77,017.62/106,280.96 = 43,025.96/x
3. Step 3: Cross multiply
   77,017.62x = 106,280.96 × 43,025.96
4. Step 4: Simplify right side
   77,017.62x = 4,572,840,333.72
5. Step 5: Solve for x
   x = 4,572,840,333.72/77,017.62
6. Step 6: Final answer
   x = 59,373.95