Finding the Fourth Proportional to 1,066.10, 1,597.12 and 626.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.10 : 1,597.12 = 626.27 : x
2. Step 2: Convert to fraction form
   1,066.10/1,597.12 = 626.27/x
3. Step 3: Cross multiply
   1,066.10x = 1,597.12 × 626.27
4. Step 4: Simplify right side
   1,066.10x = 1,000,228.34
5. Step 5: Solve for x
   x = 1,000,228.34/1,066.10
6. Step 6: Final answer
   x = 938.21