Finding the Fourth Proportional to 2,137,179.72, 2,949,323.34 and 1,170,399.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,137,179.72 : 2,949,323.34 = 1,170,399.24 : x
2. Step 2: Convert to fraction form
   2,137,179.72/2,949,323.34 = 1,170,399.24/x
3. Step 3: Cross multiply
   2,137,179.72x = 2,949,323.34 × 1,170,399.24
4. Step 4: Simplify right side
   2,137,179.72x = 3,451,885,795,650.26
5. Step 5: Solve for x
   x = 3,451,885,795,650.26/2,137,179.72
6. Step 6: Final answer
   x = 1,615,159.34