Finding the Fourth Proportional to 1,063,404.24, 1,591,359.30 and 664,233

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063,404.24 : 1,591,359.30 = 664,233 : x
2. Step 2: Convert to fraction form
   1,063,404.24/1,591,359.30 = 664,233/x
3. Step 3: Cross multiply
   1,063,404.24x = 1,591,359.30 × 664,233
4. Step 4: Simplify right side
   1,063,404.24x = 1,057,033,361,916.90
5. Step 5: Solve for x
   x = 1,057,033,361,916.90/1,063,404.24
6. Step 6: Final answer
   x = 994,008.98