Finding the Fourth Proportional to 1,042,379.52, 1,439,381.52 and 655,839.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042,379.52 : 1,439,381.52 = 655,839.42 : x
2. Step 2: Convert to fraction form
   1,042,379.52/1,439,381.52 = 655,839.42/x
3. Step 3: Cross multiply
   1,042,379.52x = 1,439,381.52 × 655,839.42
4. Step 4: Simplify right side
   1,042,379.52x = 944,003,141,235.52
5. Step 5: Solve for x
   x = 944,003,141,235.52/1,042,379.52
6. Step 6: Final answer
   x = 905,623.26