Finding the Third Proportional to 187,410.50 and 298,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   187,410.50 : 298,061.50 = 298,061.50 : x
2. Step 2: Convert to fraction form
   187,410.50/298,061.50 = 298,061.50/x
3. Step 3: Cross multiply
   187,410.50x = 298,061.50 × 298,061.50
4. Step 4: Simplify right side
   187,410.50x = 88,840,657,782.25
5. Step 5: Solve for x
   x = 88,840,657,782.25/187,410.50
6. Step 6: Final answer
   x = 474,043.12