Finding the Third Proportional to 52,863 and 72,487.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,863 : 72,487.50 = 72,487.50 : x
2. Step 2: Convert to fraction form
   52,863/72,487.50 = 72,487.50/x
3. Step 3: Cross multiply
   52,863x = 72,487.50 × 72,487.50
4. Step 4: Simplify right side
   52,863x = 5,254,437,656.25
5. Step 5: Solve for x
   x = 5,254,437,656.25/52,863
6. Step 6: Final answer
   x = 99,397.27