Finding the Fourth Proportional to 3,851,665.72, 5,315,233.59 and 2,132,749.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,851,665.72 : 5,315,233.59 = 2,132,749.33 : x
2. Step 2: Convert to fraction form
   3,851,665.72/5,315,233.59 = 2,132,749.33/x
3. Step 3: Cross multiply
   3,851,665.72x = 5,315,233.59 × 2,132,749.33
4. Step 4: Simplify right side
   3,851,665.72x = 11,336,060,864,577.91
5. Step 5: Solve for x
   x = 11,336,060,864,577.91/3,851,665.72
6. Step 6: Final answer
   x = 2,943,158.02