Finding the Fourth Proportional to 2,658,216.72, 3,985,923.96 and 1,160,559.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658,216.72 : 3,985,923.96 = 1,160,559.12 : x
2. Step 2: Convert to fraction form
   2,658,216.72/3,985,923.96 = 1,160,559.12/x
3. Step 3: Cross multiply
   2,658,216.72x = 3,985,923.96 × 1,160,559.12
4. Step 4: Simplify right side
   2,658,216.72x = 4,625,900,403,404.52
5. Step 5: Solve for x
   x = 4,625,900,403,404.52/2,658,216.72
6. Step 6: Final answer
   x = 1,740,226.96