Finding the Third Proportional to 100,713 and 148,285.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,713 : 148,285.50 = 148,285.50 : x
2. Step 2: Convert to fraction form
   100,713/148,285.50 = 148,285.50/x
3. Step 3: Cross multiply
   100,713x = 148,285.50 × 148,285.50
4. Step 4: Simplify right side
   100,713x = 21,988,589,510.25
5. Step 5: Solve for x
   x = 21,988,589,510.25/100,713
6. Step 6: Final answer
   x = 218,329.21