Finding the Fourth Proportional to 2,181,422.72, 3,003,686.88 and 2,175,124.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181,422.72 : 3,003,686.88 = 2,175,124.16 : x
2. Step 2: Convert to fraction form
   2,181,422.72/3,003,686.88 = 2,175,124.16/x
3. Step 3: Cross multiply
   2,181,422.72x = 3,003,686.88 × 2,175,124.16
4. Step 4: Simplify right side
   2,181,422.72x = 6,533,391,901,763.02
5. Step 5: Solve for x
   x = 6,533,391,901,763.02/2,181,422.72
6. Step 6: Final answer
   x = 2,995,014.14