Finding the Fourth Proportional to 1,108,551.34, 1,662,828.43 and 267,103.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,108,551.34 : 1,662,828.43 = 267,103.09 : x
2. Step 2: Convert to fraction form
   1,108,551.34/1,662,828.43 = 267,103.09/x
3. Step 3: Cross multiply
   1,108,551.34x = 1,662,828.43 × 267,103.09
4. Step 4: Simplify right side
   1,108,551.34x = 444,146,611,792.85
5. Step 5: Solve for x
   x = 444,146,611,792.85/1,108,551.34
6. Step 6: Final answer
   x = 400,654.98