Finding the Fourth Proportional to 71,024.68, 106,435.50 and 52,156.72

Step by Step Solution

1. Step 1: Write the proportion equation
   71,024.68 : 106,435.50 = 52,156.72 : x
2. Step 2: Convert to fraction form
   71,024.68/106,435.50 = 52,156.72/x
3. Step 3: Cross multiply
   71,024.68x = 106,435.50 × 52,156.72
4. Step 4: Simplify right side
   71,024.68x = 5,551,326,571.56
5. Step 5: Solve for x
   x = 5,551,326,571.56/71,024.68
6. Step 6: Final answer
   x = 78,160.53