Finding the Third Proportional to 439,054.50 and 912,552

Step by Step Solution

1. Step 1: Write the proportion equation
   439,054.50 : 912,552 = 912,552 : x
2. Step 2: Convert to fraction form
   439,054.50/912,552 = 912,552/x
3. Step 3: Cross multiply
   439,054.50x = 912,552 × 912,552
4. Step 4: Simplify right side
   439,054.50x = 832,751,152,704
5. Step 5: Solve for x
   x = 832,751,152,704/439,054.50
6. Step 6: Final answer
   x = 1,896,691.99