Finding the Third Proportional to 45,271.13 and 67,666.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,271.13 : 67,666.50 = 67,666.50 : x
2. Step 2: Convert to fraction form
   45,271.13/67,666.50 = 67,666.50/x
3. Step 3: Cross multiply
   45,271.13x = 67,666.50 × 67,666.50
4. Step 4: Simplify right side
   45,271.13x = 4,578,755,222.25
5. Step 5: Solve for x
   x = 4,578,755,222.25/45,271.13
6. Step 6: Final answer
   x = 101,140.74