Finding the Fourth Proportional to 1,039,857.63, 1,434,757.55 and 604,016.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,857.63 : 1,434,757.55 = 604,016.07 : x
2. Step 2: Convert to fraction form
   1,039,857.63/1,434,757.55 = 604,016.07/x
3. Step 3: Cross multiply
   1,039,857.63x = 1,434,757.55 × 604,016.07
4. Step 4: Simplify right side
   1,039,857.63x = 866,616,616,753.83
5. Step 5: Solve for x
   x = 866,616,616,753.83/1,039,857.63
6. Step 6: Final answer
   x = 833,399.30