Finding the Fourth Proportional to 2,572,139.98, 3,549,712.72 and 1,426,220.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572,139.98 : 3,549,712.72 = 1,426,220.32 : x
2. Step 2: Convert to fraction form
   2,572,139.98/3,549,712.72 = 1,426,220.32/x
3. Step 3: Cross multiply
   2,572,139.98x = 3,549,712.72 × 1,426,220.32
4. Step 4: Simplify right side
   2,572,139.98x = 5,062,672,414,992.02
5. Step 5: Solve for x
   x = 5,062,672,414,992.02/2,572,139.98
6. Step 6: Final answer
   x = 1,968,272.51