Finding the Fourth Proportional to 2,357,830.12, 3,253,805.67 and 1,284,742.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357,830.12 : 3,253,805.67 = 1,284,742.12 : x
2. Step 2: Convert to fraction form
   2,357,830.12/3,253,805.67 = 1,284,742.12/x
3. Step 3: Cross multiply
   2,357,830.12x = 3,253,805.67 × 1,284,742.12
4. Step 4: Simplify right side
   2,357,830.12x = 4,180,301,194,543.82
5. Step 5: Solve for x
   x = 4,180,301,194,543.82/2,357,830.12
6. Step 6: Final answer
   x = 1,772,944.18