Finding the Third Proportional to 31,246.59 and 68,746.22

Step by Step Solution

1. Step 1: Write the proportion equation
   31,246.59 : 68,746.22 = 68,746.22 : x
2. Step 2: Convert to fraction form
   31,246.59/68,746.22 = 68,746.22/x
3. Step 3: Cross multiply
   31,246.59x = 68,746.22 × 68,746.22
4. Step 4: Simplify right side
   31,246.59x = 4,726,042,592.42
5. Step 5: Solve for x
   x = 4,726,042,592.42/31,246.59
6. Step 6: Final answer
   x = 151,249.85