Finding the Fourth Proportional to 1,182,520.08, 1,631,359.24 and 723,656.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182,520.08 : 1,631,359.24 = 723,656.72 : x
2. Step 2: Convert to fraction form
   1,182,520.08/1,631,359.24 = 723,656.72/x
3. Step 3: Cross multiply
   1,182,520.08x = 1,631,359.24 × 723,656.72
4. Step 4: Simplify right side
   1,182,520.08x = 1,180,544,076,760.09
5. Step 5: Solve for x
   x = 1,180,544,076,760.09/1,182,520.08
6. Step 6: Final answer
   x = 998,328.99