Finding the Fourth Proportional to 2,071,139.42, 2,856,700.08 and 1,382,464.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071,139.42 : 2,856,700.08 = 1,382,464.06 : x
2. Step 2: Convert to fraction form
   2,071,139.42/2,856,700.08 = 1,382,464.06/x
3. Step 3: Cross multiply
   2,071,139.42x = 2,856,700.08 × 1,382,464.06
4. Step 4: Simplify right side
   2,071,139.42x = 3,949,285,190,799.13
5. Step 5: Solve for x
   x = 3,949,285,190,799.13/2,071,139.42
6. Step 6: Final answer
   x = 1,906,817.64