Finding the Fourth Proportional to 63,890.24, 88,086.62 and 52,362.72

Step by Step Solution

1. Step 1: Write the proportion equation
   63,890.24 : 88,086.62 = 52,362.72 : x
2. Step 2: Convert to fraction form
   63,890.24/88,086.62 = 52,362.72/x
3. Step 3: Cross multiply
   63,890.24x = 88,086.62 × 52,362.72
4. Step 4: Simplify right side
   63,890.24x = 4,612,455,149.71
5. Step 5: Solve for x
   x = 4,612,455,149.71/63,890.24
6. Step 6: Final answer
   x = 72,193.43