Finding the Fourth Proportional to 1,065.42, 1,597.32 and 632.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.42 : 1,597.32 = 632.88 : x
2. Step 2: Convert to fraction form
   1,065.42/1,597.32 = 632.88/x
3. Step 3: Cross multiply
   1,065.42x = 1,597.32 × 632.88
4. Step 4: Simplify right side
   1,065.42x = 1,010,911.88
5. Step 5: Solve for x
   x = 1,010,911.88/1,065.42
6. Step 6: Final answer
   x = 948.84