Finding the Fourth Proportional to 2,355,540.31, 3,249,817.79 and 1,540,221.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355,540.31 : 3,249,817.79 = 1,540,221.24 : x
2. Step 2: Convert to fraction form
   2,355,540.31/3,249,817.79 = 1,540,221.24/x
3. Step 3: Cross multiply
   2,355,540.31x = 3,249,817.79 × 1,540,221.24
4. Step 4: Simplify right side
   2,355,540.31x = 5,005,438,390,773.57
5. Step 5: Solve for x
   x = 5,005,438,390,773.57/2,355,540.31
6. Step 6: Final answer
   x = 2,124,964.01