Finding the Fourth Proportional to 1,551,066.48, 2,140,570.26 and 872,046.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551,066.48 : 2,140,570.26 = 872,046.72 : x
2. Step 2: Convert to fraction form
   1,551,066.48/2,140,570.26 = 872,046.72/x
3. Step 3: Cross multiply
   1,551,066.48x = 2,140,570.26 × 872,046.72
4. Step 4: Simplify right side
   1,551,066.48x = 1,866,677,274,162.55
5. Step 5: Solve for x
   x = 1,866,677,274,162.55/1,551,066.48
6. Step 6: Final answer
   x = 1,203,479.86