Finding the Fourth Proportional to 2,995,284.72, 4,492,039.56 and 865,387.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,995,284.72 : 4,492,039.56 = 865,387.92 : x
2. Step 2: Convert to fraction form
   2,995,284.72/4,492,039.56 = 865,387.92/x
3. Step 3: Cross multiply
   2,995,284.72x = 4,492,039.56 × 865,387.92
4. Step 4: Simplify right side
   2,995,284.72x = 3,887,356,771,386.12
5. Step 5: Solve for x
   x = 3,887,356,771,386.12/2,995,284.72
6. Step 6: Final answer
   x = 1,297,825.46