Finding the Fourth Proportional to 2,573,698.86, 3,551,708.61 and 1,427,779.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573,698.86 : 3,551,708.61 = 1,427,779.23 : x
2. Step 2: Convert to fraction form
   2,573,698.86/3,551,708.61 = 1,427,779.23/x
3. Step 3: Cross multiply
   2,573,698.86x = 3,551,708.61 × 1,427,779.23
4. Step 4: Simplify right side
   2,573,698.86x = 5,071,055,784,370.17
5. Step 5: Solve for x
   x = 5,071,055,784,370.17/2,573,698.86
6. Step 6: Final answer
   x = 1,970,337.66