Finding the Fourth Proportional to 1,806,978.35, 2,493,708.32 and 1,081,685.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,806,978.35 : 2,493,708.32 = 1,081,685.72 : x
2. Step 2: Convert to fraction form
   1,806,978.35/2,493,708.32 = 1,081,685.72/x
3. Step 3: Cross multiply
   1,806,978.35x = 2,493,708.32 × 1,081,685.72
4. Step 4: Simplify right side
   1,806,978.35x = 2,697,408,679,589.19
5. Step 5: Solve for x
   x = 2,697,408,679,589.19/1,806,978.35
6. Step 6: Final answer
   x = 1,492,773.10