Finding the Fourth Proportional to 2,824,636.71, 4,235,973.25 and 1,205,340.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,824,636.71 : 4,235,973.25 = 1,205,340.15 : x
2. Step 2: Convert to fraction form
   2,824,636.71/4,235,973.25 = 1,205,340.15/x
3. Step 3: Cross multiply
   2,824,636.71x = 4,235,973.25 × 1,205,340.15
4. Step 4: Simplify right side
   2,824,636.71x = 5,105,788,632,550.99
5. Step 5: Solve for x
   x = 5,105,788,632,550.99/2,824,636.71
6. Step 6: Final answer
   x = 1,807,591.26