Finding the Fourth Proportional to 1,978,213.39, 2,730,081.39 and 1,107,135.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,213.39 : 2,730,081.39 = 1,107,135.52 : x
2. Step 2: Convert to fraction form
   1,978,213.39/2,730,081.39 = 1,107,135.52/x
3. Step 3: Cross multiply
   1,978,213.39x = 2,730,081.39 × 1,107,135.52
4. Step 4: Simplify right side
   1,978,213.39x = 3,022,570,079,359.97
5. Step 5: Solve for x
   x = 3,022,570,079,359.97/1,978,213.39
6. Step 6: Final answer
   x = 1,527,929.24