Finding the Fourth Proportional to 2,521,359.36, 3,479,468.67 and 1,375,431.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,359.36 : 3,479,468.67 = 1,375,431.50 : x
2. Step 2: Convert to fraction form
   2,521,359.36/3,479,468.67 = 1,375,431.50/x
3. Step 3: Cross multiply
   2,521,359.36x = 3,479,468.67 × 1,375,431.50
4. Step 4: Simplify right side
   2,521,359.36x = 4,785,770,820,679.78
5. Step 5: Solve for x
   x = 4,785,770,820,679.78/2,521,359.36
6. Step 6: Final answer
   x = 1,898,091.52