Finding the Third Proportional to 187,744.50 and 291,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   187,744.50 : 291,100.50 = 291,100.50 : x
2. Step 2: Convert to fraction form
   187,744.50/291,100.50 = 291,100.50/x
3. Step 3: Cross multiply
   187,744.50x = 291,100.50 × 291,100.50
4. Step 4: Simplify right side
   187,744.50x = 84,739,501,100.25
5. Step 5: Solve for x
   x = 84,739,501,100.25/187,744.50
6. Step 6: Final answer
   x = 451,355.44