Finding the Fourth Proportional to 2,218,418.67, 3,061,557.77 and 1,251,196.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,418.67 : 3,061,557.77 = 1,251,196.05 : x
2. Step 2: Convert to fraction form
   2,218,418.67/3,061,557.77 = 1,251,196.05/x
3. Step 3: Cross multiply
   2,218,418.67x = 3,061,557.77 × 1,251,196.05
4. Step 4: Simplify right side
   2,218,418.67x = 3,830,608,988,670.81
5. Step 5: Solve for x
   x = 3,830,608,988,670.81/2,218,418.67
6. Step 6: Final answer
   x = 1,726,729.51