Finding the Third Proportional to 31,253 and 63,666.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,253 : 63,666.50 = 63,666.50 : x
2. Step 2: Convert to fraction form
   31,253/63,666.50 = 63,666.50/x
3. Step 3: Cross multiply
   31,253x = 63,666.50 × 63,666.50
4. Step 4: Simplify right side
   31,253x = 4,053,423,222.25
5. Step 5: Solve for x
   x = 4,053,423,222.25/31,253
6. Step 6: Final answer
   x = 129,697.09