Finding the Fourth Proportional to 1,108,162.43, 1,662,244.01 and 266,714.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,108,162.43 : 1,662,244.01 = 266,714.18 : x
2. Step 2: Convert to fraction form
   1,108,162.43/1,662,244.01 = 266,714.18/x
3. Step 3: Cross multiply
   1,108,162.43x = 1,662,244.01 × 266,714.18
4. Step 4: Simplify right side
   1,108,162.43x = 443,344,048,087.06
5. Step 5: Solve for x
   x = 443,344,048,087.06/1,108,162.43
6. Step 6: Final answer
   x = 400,071.36