Finding the Fourth Proportional to 52,852.38, 72,945.62 and 31,631.60

Step by Step Solution

1. Step 1: Write the proportion equation
   52,852.38 : 72,945.62 = 31,631.60 : x
2. Step 2: Convert to fraction form
   52,852.38/72,945.62 = 31,631.60/x
3. Step 3: Cross multiply
   52,852.38x = 72,945.62 × 31,631.60
4. Step 4: Simplify right side
   52,852.38x = 2,307,386,150.71
5. Step 5: Solve for x
   x = 2,307,386,150.71/52,852.38
6. Step 6: Final answer
   x = 43,657.19