Finding the Fourth Proportional to 2,536,013.94, 3,499,833.36 and 1,390,142.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,536,013.94 : 3,499,833.36 = 1,390,142.58 : x
2. Step 2: Convert to fraction form
   2,536,013.94/3,499,833.36 = 1,390,142.58/x
3. Step 3: Cross multiply
   2,536,013.94x = 3,499,833.36 × 1,390,142.58
4. Step 4: Simplify right side
   2,536,013.94x = 4,865,267,376,640.47
5. Step 5: Solve for x
   x = 4,865,267,376,640.47/2,536,013.94
6. Step 6: Final answer
   x = 1,918,470.28