Finding the Fourth Proportional to 2,018,099.20, 2,784,849.92 and 1,112,688.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,099.20 : 2,784,849.92 = 1,112,688.64 : x
2. Step 2: Convert to fraction form
   2,018,099.20/2,784,849.92 = 1,112,688.64/x
3. Step 3: Cross multiply
   2,018,099.20x = 2,784,849.92 × 1,112,688.64
4. Step 4: Simplify right side
   2,018,099.20x = 3,098,670,870,088.91
5. Step 5: Solve for x
   x = 3,098,670,870,088.91/2,018,099.20
6. Step 6: Final answer
   x = 1,535,440.31