Finding the Third Proportional to 72,562.50 and 109,938.38

Step by Step Solution

1. Step 1: Write the proportion equation
   72,562.50 : 109,938.38 = 109,938.38 : x
2. Step 2: Convert to fraction form
   72,562.50/109,938.38 = 109,938.38/x
3. Step 3: Cross multiply
   72,562.50x = 109,938.38 × 109,938.38
4. Step 4: Simplify right side
   72,562.50x = 12,086,446,297.64
5. Step 5: Solve for x
   x = 12,086,446,297.64/72,562.50
6. Step 6: Final answer
   x = 166,566.01