Finding the Fourth Proportional to 2,082,612.87, 2,873,157.89 and 1,357,196.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082,612.87 : 2,873,157.89 = 1,357,196.31 : x
2. Step 2: Convert to fraction form
   2,082,612.87/2,873,157.89 = 1,357,196.31/x
3. Step 3: Cross multiply
   2,082,612.87x = 2,873,157.89 × 1,357,196.31
4. Step 4: Simplify right side
   2,082,612.87x = 3,899,439,279,569.40
5. Step 5: Solve for x
   x = 3,899,439,279,569.40/2,082,612.87
6. Step 6: Final answer
   x = 1,872,378.36