Finding the Third Proportional to 97,402.50 and 145,712

Step by Step Solution

1. Step 1: Write the proportion equation
   97,402.50 : 145,712 = 145,712 : x
2. Step 2: Convert to fraction form
   97,402.50/145,712 = 145,712/x
3. Step 3: Cross multiply
   97,402.50x = 145,712 × 145,712
4. Step 4: Simplify right side
   97,402.50x = 21,231,986,944
5. Step 5: Solve for x
   x = 21,231,986,944/97,402.50
6. Step 6: Final answer
   x = 217,981.95