Finding the Fourth Proportional to 52,061.42, 71,862.32 and 31,643.42

Step by Step Solution

1. Step 1: Write the proportion equation
   52,061.42 : 71,862.32 = 31,643.42 : x
2. Step 2: Convert to fraction form
   52,061.42/71,862.32 = 31,643.42/x
3. Step 3: Cross multiply
   52,061.42x = 71,862.32 × 31,643.42
4. Step 4: Simplify right side
   52,061.42x = 2,273,969,293.73
5. Step 5: Solve for x
   x = 2,273,969,293.73/52,061.42
6. Step 6: Final answer
   x = 43,678.59