Finding the Third Proportional to 31,267 and 63,807.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,267 : 63,807.50 = 63,807.50 : x
2. Step 2: Convert to fraction form
   31,267/63,807.50 = 63,807.50/x
3. Step 3: Cross multiply
   31,267x = 63,807.50 × 63,807.50
4. Step 4: Simplify right side
   31,267x = 4,071,397,056.25
5. Step 5: Solve for x
   x = 4,071,397,056.25/31,267
6. Step 6: Final answer
   x = 130,213.87