Finding the Third Proportional to 187,030.50 and 282,510

Step by Step Solution

1. Step 1: Write the proportion equation
   187,030.50 : 282,510 = 282,510 : x
2. Step 2: Convert to fraction form
   187,030.50/282,510 = 282,510/x
3. Step 3: Cross multiply
   187,030.50x = 282,510 × 282,510
4. Step 4: Simplify right side
   187,030.50x = 79,811,900,100
5. Step 5: Solve for x
   x = 79,811,900,100/187,030.50
6. Step 6: Final answer
   x = 426,732.00