Finding the Third Proportional to 31,808 and 46,761.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,808 : 46,761.50 = 46,761.50 : x
2. Step 2: Convert to fraction form
   31,808/46,761.50 = 46,761.50/x
3. Step 3: Cross multiply
   31,808x = 46,761.50 × 46,761.50
4. Step 4: Simplify right side
   31,808x = 2,186,637,882.25
5. Step 5: Solve for x
   x = 2,186,637,882.25/31,808
6. Step 6: Final answer
   x = 68,744.90