Finding the Fourth Proportional to 1,123,241.92, 1,550,182.86 and 664,504.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,241.92 : 1,550,182.86 = 664,504.29 : x
2. Step 2: Convert to fraction form
   1,123,241.92/1,550,182.86 = 664,504.29/x
3. Step 3: Cross multiply
   1,123,241.92x = 1,550,182.86 × 664,504.29
4. Step 4: Simplify right side
   1,123,241.92x = 1,030,103,160,754.47
5. Step 5: Solve for x
   x = 1,030,103,160,754.47/1,123,241.92
6. Step 6: Final answer
   x = 917,080.41