Finding the Third Proportional to 149,545.50 and 322,572

Step by Step Solution

1. Step 1: Write the proportion equation
   149,545.50 : 322,572 = 322,572 : x
2. Step 2: Convert to fraction form
   149,545.50/322,572 = 322,572/x
3. Step 3: Cross multiply
   149,545.50x = 322,572 × 322,572
4. Step 4: Simplify right side
   149,545.50x = 104,052,695,184
5. Step 5: Solve for x
   x = 104,052,695,184/149,545.50
6. Step 6: Final answer
   x = 695,792.89