Finding the Fourth Proportional to 2,018,630.16, 2,785,615.92 and 1,158,585.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,630.16 : 2,785,615.92 = 1,158,585.12 : x
2. Step 2: Convert to fraction form
   2,018,630.16/2,785,615.92 = 1,158,585.12/x
3. Step 3: Cross multiply
   2,018,630.16x = 2,785,615.92 × 1,158,585.12
4. Step 4: Simplify right side
   2,018,630.16x = 3,227,373,154,947.11
5. Step 5: Solve for x
   x = 3,227,373,154,947.11/2,018,630.16
6. Step 6: Final answer
   x = 1,598,793.69