Finding the Third Proportional to 68,890.50 and 97,507.13

Step by Step Solution

1. Step 1: Write the proportion equation
   68,890.50 : 97,507.13 = 97,507.13 : x
2. Step 2: Convert to fraction form
   68,890.50/97,507.13 = 97,507.13/x
3. Step 3: Cross multiply
   68,890.50x = 97,507.13 × 97,507.13
4. Step 4: Simplify right side
   68,890.50x = 9,507,639,425.77
5. Step 5: Solve for x
   x = 9,507,639,425.77/68,890.50
6. Step 6: Final answer
   x = 138,010.89