Finding the Fourth Proportional to 2,574,694.16, 3,553,244.52 and 1,428,776.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,694.16 : 3,553,244.52 = 1,428,776.72 : x
2. Step 2: Convert to fraction form
   2,574,694.16/3,553,244.52 = 1,428,776.72/x
3. Step 3: Cross multiply
   2,574,694.16x = 3,553,244.52 × 1,428,776.72
4. Step 4: Simplify right side
   2,574,694.16x = 5,076,793,050,643.57
5. Step 5: Solve for x
   x = 5,076,793,050,643.57/2,574,694.16
6. Step 6: Final answer
   x = 1,971,804.31