Finding the Fourth Proportional to 2,386,981.72, 3,294,104.79 and 1,299,324.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386,981.72 : 3,294,104.79 = 1,299,324.25 : x
2. Step 2: Convert to fraction form
   2,386,981.72/3,294,104.79 = 1,299,324.25/x
3. Step 3: Cross multiply
   2,386,981.72x = 3,294,104.79 × 1,299,324.25
4. Step 4: Simplify right side
   2,386,981.72x = 4,280,110,235,688.16
5. Step 5: Solve for x
   x = 4,280,110,235,688.16/2,386,981.72
6. Step 6: Final answer
   x = 1,793,105.58