Finding the Third Proportional to 604,649.50 and 914,790

Step by Step Solution

1. Step 1: Write the proportion equation
   604,649.50 : 914,790 = 914,790 : x
2. Step 2: Convert to fraction form
   604,649.50/914,790 = 914,790/x
3. Step 3: Cross multiply
   604,649.50x = 914,790 × 914,790
4. Step 4: Simplify right side
   604,649.50x = 836,840,744,100
5. Step 5: Solve for x
   x = 836,840,744,100/604,649.50
6. Step 6: Final answer
   x = 1,384,009.65