Finding the Fourth Proportional to 1,235,665.48, 1,853,769.90 and 703,435.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,235,665.48 : 1,853,769.90 = 703,435.72 : x
2. Step 2: Convert to fraction form
   1,235,665.48/1,853,769.90 = 703,435.72/x
3. Step 3: Cross multiply
   1,235,665.48x = 1,853,769.90 × 703,435.72
4. Step 4: Simplify right side
   1,235,665.48x = 1,304,007,964,320.83
5. Step 5: Solve for x
   x = 1,304,007,964,320.83/1,235,665.48
6. Step 6: Final answer
   x = 1,055,308.24