Finding the Fourth Proportional to 1,156.14, 1,595.50 and 632.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.14 : 1,595.50 = 632.21 : x
2. Step 2: Convert to fraction form
   1,156.14/1,595.50 = 632.21/x
3. Step 3: Cross multiply
   1,156.14x = 1,595.50 × 632.21
4. Step 4: Simplify right side
   1,156.14x = 1,008,681.50
5. Step 5: Solve for x
   x = 1,008,681.50/1,156.14
6. Step 6: Final answer
   x = 872.46