Finding the Fourth Proportional to 1,099,007.92, 1,648,748.58 and 340,834.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,099,007.92 : 1,648,748.58 = 340,834.06 : x
2. Step 2: Convert to fraction form
   1,099,007.92/1,648,748.58 = 340,834.06/x
3. Step 3: Cross multiply
   1,099,007.92x = 1,648,748.58 × 340,834.06
4. Step 4: Simplify right side
   1,099,007.92x = 561,949,672,440.64
5. Step 5: Solve for x
   x = 561,949,672,440.64/1,099,007.92
6. Step 6: Final answer
   x = 511,324.50