Finding the Fourth Proportional to 2,891,452.66, 4,337,147.61 and 1,185,215.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,891,452.66 : 4,337,147.61 = 1,185,215.56 : x
2. Step 2: Convert to fraction form
   2,891,452.66/4,337,147.61 = 1,185,215.56/x
3. Step 3: Cross multiply
   2,891,452.66x = 4,337,147.61 × 1,185,215.56
4. Step 4: Simplify right side
   2,891,452.66x = 5,140,454,833,388.81
5. Step 5: Solve for x
   x = 5,140,454,833,388.81/2,891,452.66
6. Step 6: Final answer
   x = 1,777,810.48