Finding the Third Proportional to 141,103.50 and 216,150.75

Step by Step Solution

1. Step 1: Write the proportion equation
   141,103.50 : 216,150.75 = 216,150.75 : x
2. Step 2: Convert to fraction form
   141,103.50/216,150.75 = 216,150.75/x
3. Step 3: Cross multiply
   141,103.50x = 216,150.75 × 216,150.75
4. Step 4: Simplify right side
   141,103.50x = 46,721,146,725.56
5. Step 5: Solve for x
   x = 46,721,146,725.56/141,103.50
6. Step 6: Final answer
   x = 331,112.60