Finding the Fourth Proportional to 2,155,382.67, 2,973,314.88 and 1,339,276.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,382.67 : 2,973,314.88 = 1,339,276.29 : x
2. Step 2: Convert to fraction form
   2,155,382.67/2,973,314.88 = 1,339,276.29/x
3. Step 3: Cross multiply
   2,155,382.67x = 2,973,314.88 × 1,339,276.29
4. Step 4: Simplify right side
   2,155,382.67x = 3,982,090,121,488.20
5. Step 5: Solve for x
   x = 3,982,090,121,488.20/2,155,382.67
6. Step 6: Final answer
   x = 1,847,509.58