Finding the Fourth Proportional to 52,875.48, 72,943 and 31,650.64

Step by Step Solution

1. Step 1: Write the proportion equation
   52,875.48 : 72,943 = 31,650.64 : x
2. Step 2: Convert to fraction form
   52,875.48/72,943 = 31,650.64/x
3. Step 3: Cross multiply
   52,875.48x = 72,943 × 31,650.64
4. Step 4: Simplify right side
   52,875.48x = 2,308,692,633.52
5. Step 5: Solve for x
   x = 2,308,692,633.52/52,875.48
6. Step 6: Final answer
   x = 43,662.82