Finding the Third Proportional to 141,061.50 and 301,532.63

Step by Step Solution

1. Step 1: Write the proportion equation
   141,061.50 : 301,532.63 = 301,532.63 : x
2. Step 2: Convert to fraction form
   141,061.50/301,532.63 = 301,532.63/x
3. Step 3: Cross multiply
   141,061.50x = 301,532.63 × 301,532.63
4. Step 4: Simplify right side
   141,061.50x = 90,921,923,939.39
5. Step 5: Solve for x
   x = 90,921,923,939.39/141,061.50
6. Step 6: Final answer
   x = 644,555.20