Finding the Fourth Proportional to 1,753,399.20, 2,630,124.72 and 491,147.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,753,399.20 : 2,630,124.72 = 491,147.04 : x
2. Step 2: Convert to fraction form
   1,753,399.20/2,630,124.72 = 491,147.04/x
3. Step 3: Cross multiply
   1,753,399.20x = 2,630,124.72 × 491,147.04
4. Step 4: Simplify right side
   1,753,399.20x = 1,291,777,971,058.83
5. Step 5: Solve for x
   x = 1,291,777,971,058.83/1,753,399.20
6. Step 6: Final answer
   x = 736,727.82