Finding the Fourth Proportional to 1,575.34, 2,174.01 and 867.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575.34 : 2,174.01 = 867.10 : x
2. Step 2: Convert to fraction form
   1,575.34/2,174.01 = 867.10/x
3. Step 3: Cross multiply
   1,575.34x = 2,174.01 × 867.10
4. Step 4: Simplify right side
   1,575.34x = 1,885,084.07
5. Step 5: Solve for x
   x = 1,885,084.07/1,575.34
6. Step 6: Final answer
   x = 1,196.62