Finding the Fourth Proportional to 851,243.04, 1,174,728.42 and 464,058.72

Step by Step Solution

1. Step 1: Write the proportion equation
   851,243.04 : 1,174,728.42 = 464,058.72 : x
2. Step 2: Convert to fraction form
   851,243.04/1,174,728.42 = 464,058.72/x
3. Step 3: Cross multiply
   851,243.04x = 1,174,728.42 × 464,058.72
4. Step 4: Simplify right side
   851,243.04x = 545,142,966,932.82
5. Step 5: Solve for x
   x = 545,142,966,932.82/851,243.04
6. Step 6: Final answer
   x = 640,408.13