Finding the Third Proportional to 455,614.50 and 724,113

Step by Step Solution

1. Step 1: Write the proportion equation
   455,614.50 : 724,113 = 724,113 : x
2. Step 2: Convert to fraction form
   455,614.50/724,113 = 724,113/x
3. Step 3: Cross multiply
   455,614.50x = 724,113 × 724,113
4. Step 4: Simplify right side
   455,614.50x = 524,339,636,769
5. Step 5: Solve for x
   x = 524,339,636,769/455,614.50
6. Step 6: Final answer
   x = 1,150,840.54