Finding the Fourth Proportional to 1,066.34, 1,598.90 and 633.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.34 : 1,598.90 = 633.80 : x
2. Step 2: Convert to fraction form
   1,066.34/1,598.90 = 633.80/x
3. Step 3: Cross multiply
   1,066.34x = 1,598.90 × 633.80
4. Step 4: Simplify right side
   1,066.34x = 1,013,382.82
5. Step 5: Solve for x
   x = 1,013,382.82/1,066.34
6. Step 6: Final answer
   x = 950.34