Finding the Fourth Proportional to 3,142,799.43, 4,337,091.83 and 1,902,438.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,142,799.43 : 4,337,091.83 = 1,902,438.28 : x
2. Step 2: Convert to fraction form
   3,142,799.43/4,337,091.83 = 1,902,438.28/x
3. Step 3: Cross multiply
   3,142,799.43x = 4,337,091.83 × 1,902,438.28
4. Step 4: Simplify right side
   3,142,799.43x = 8,251,049,500,912.33
5. Step 5: Solve for x
   x = 8,251,049,500,912.33/3,142,799.43
6. Step 6: Final answer
   x = 2,625,382.14