Finding the Fourth Proportional to 2,981,928.63, 4,472,892.24 and 852,012.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981,928.63 : 4,472,892.24 = 852,012.78 : x
2. Step 2: Convert to fraction form
   2,981,928.63/4,472,892.24 = 852,012.78/x
3. Step 3: Cross multiply
   2,981,928.63x = 4,472,892.24 × 852,012.78
4. Step 4: Simplify right side
   2,981,928.63x = 3,810,961,352,042.83
5. Step 5: Solve for x
   x = 3,810,961,352,042.83/2,981,928.63
6. Step 6: Final answer
   x = 1,278,018.97