Finding the Third Proportional to 573,604.50 and 911,028

Step by Step Solution

1. Step 1: Write the proportion equation
   573,604.50 : 911,028 = 911,028 : x
2. Step 2: Convert to fraction form
   573,604.50/911,028 = 911,028/x
3. Step 3: Cross multiply
   573,604.50x = 911,028 × 911,028
4. Step 4: Simplify right side
   573,604.50x = 829,972,016,784
5. Step 5: Solve for x
   x = 829,972,016,784/573,604.50
6. Step 6: Final answer
   x = 1,446,941.26