Finding the Fourth Proportional to 1,978,231.88, 2,730,106.62 and 1,107,153.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,231.88 : 2,730,106.62 = 1,107,153.83 : x
2. Step 2: Convert to fraction form
   1,978,231.88/2,730,106.62 = 1,107,153.83/x
3. Step 3: Cross multiply
   1,978,231.88x = 2,730,106.62 × 1,107,153.83
4. Step 4: Simplify right side
   1,978,231.88x = 3,022,648,007,466.62
5. Step 5: Solve for x
   x = 3,022,648,007,466.62/1,978,231.88
6. Step 6: Final answer
   x = 1,527,954.35