Finding the Fourth Proportional to 2,215,226.72, 3,057,015.61 and 1,196,631.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,226.72 : 3,057,015.61 = 1,196,631.47 : x
2. Step 2: Convert to fraction form
   2,215,226.72/3,057,015.61 = 1,196,631.47/x
3. Step 3: Cross multiply
   2,215,226.72x = 3,057,015.61 × 1,196,631.47
4. Step 4: Simplify right side
   2,215,226.72x = 3,658,121,087,858.21
5. Step 5: Solve for x
   x = 3,658,121,087,858.21/2,215,226.72
6. Step 6: Final answer
   x = 1,651,352.91