Finding the Fourth Proportional to 2,033,818.88, 2,806,670.40 and 1,128,398.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,033,818.88 : 2,806,670.40 = 1,128,398.72 : x
2. Step 2: Convert to fraction form
   2,033,818.88/2,806,670.40 = 1,128,398.72/x
3. Step 3: Cross multiply
   2,033,818.88x = 2,806,670.40 × 1,128,398.72
4. Step 4: Simplify right side
   2,033,818.88x = 3,167,043,286,821.89
5. Step 5: Solve for x
   x = 3,167,043,286,821.89/2,033,818.88
6. Step 6: Final answer
   x = 1,557,190.43