Finding the Fourth Proportional to 2,015,279.76, 2,781,340.32 and 1,155,821.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015,279.76 : 2,781,340.32 = 1,155,821.52 : x
2. Step 2: Convert to fraction form
   2,015,279.76/2,781,340.32 = 1,155,821.52/x
3. Step 3: Cross multiply
   2,015,279.76x = 2,781,340.32 × 1,155,821.52
4. Step 4: Simplify right side
   2,015,279.76x = 3,214,732,996,299.69
5. Step 5: Solve for x
   x = 3,214,732,996,299.69/2,015,279.76
6. Step 6: Final answer
   x = 1,595,179.52