Finding the Third Proportional to 31,266 and 63,805.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,266 : 63,805.50 = 63,805.50 : x
2. Step 2: Convert to fraction form
   31,266/63,805.50 = 63,805.50/x
3. Step 3: Cross multiply
   31,266x = 63,805.50 × 63,805.50
4. Step 4: Simplify right side
   31,266x = 4,071,141,830.25
5. Step 5: Solve for x
   x = 4,071,141,830.25/31,266
6. Step 6: Final answer
   x = 130,209.87