Finding the Fourth Proportional to 12,038,150.85, 18,053,432.97 and 3,949,241.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,038,150.85 : 18,053,432.97 = 3,949,241.58 : x
2. Step 2: Convert to fraction form
   12,038,150.85/18,053,432.97 = 3,949,241.58/x
3. Step 3: Cross multiply
   12,038,150.85x = 18,053,432.97 × 3,949,241.58
4. Step 4: Simplify right side
   12,038,150.85x = 71,297,368,146,866.89
5. Step 5: Solve for x
   x = 71,297,368,146,866.89/12,038,150.85
6. Step 6: Final answer
   x = 5,922,617.94