Finding the Third Proportional to 31,182.75 and 68,592.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,182.75 : 68,592.38 = 68,592.38 : x
2. Step 2: Convert to fraction form
   31,182.75/68,592.38 = 68,592.38/x
3. Step 3: Cross multiply
   31,182.75x = 68,592.38 × 68,592.38
4. Step 4: Simplify right side
   31,182.75x = 4,704,913,908.14
5. Step 5: Solve for x
   x = 4,704,913,908.14/31,182.75
6. Step 6: Final answer
   x = 150,881.94