Finding the Fourth Proportional to 2,528,904.51, 3,489,915.78 and 1,382,960.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528,904.51 : 3,489,915.78 = 1,382,960.25 : x
2. Step 2: Convert to fraction form
   2,528,904.51/3,489,915.78 = 1,382,960.25/x
3. Step 3: Cross multiply
   2,528,904.51x = 3,489,915.78 × 1,382,960.25
4. Step 4: Simplify right side
   2,528,904.51x = 4,826,414,799,587.75
5. Step 5: Solve for x
   x = 4,826,414,799,587.75/2,528,904.51
6. Step 6: Final answer
   x = 1,908,500.21