Finding the Fourth Proportional to 830,326.24, 1,240,939.89 and 606,158.72

Step by Step Solution

1. Step 1: Write the proportion equation
   830,326.24 : 1,240,939.89 = 606,158.72 : x
2. Step 2: Convert to fraction form
   830,326.24/1,240,939.89 = 606,158.72/x
3. Step 3: Cross multiply
   830,326.24x = 1,240,939.89 × 606,158.72
4. Step 4: Simplify right side
   830,326.24x = 752,206,535,319.34
5. Step 5: Solve for x
   x = 752,206,535,319.34/830,326.24
6. Step 6: Final answer
   x = 905,916.85