Finding the Fourth Proportional to 1,541.34, 2,311.95 and 925.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,541.34 : 2,311.95 = 925.23 : x
2. Step 2: Convert to fraction form
   1,541.34/2,311.95 = 925.23/x
3. Step 3: Cross multiply
   1,541.34x = 2,311.95 × 925.23
4. Step 4: Simplify right side
   1,541.34x = 2,139,085.50
5. Step 5: Solve for x
   x = 2,139,085.50/1,541.34
6. Step 6: Final answer
   x = 1,387.81