Finding the Fourth Proportional to 1,931.50, 2,889.32 and 1,542.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931.50 : 2,889.32 = 1,542.27 : x
2. Step 2: Convert to fraction form
   1,931.50/2,889.32 = 1,542.27/x
3. Step 3: Cross multiply
   1,931.50x = 2,889.32 × 1,542.27
4. Step 4: Simplify right side
   1,931.50x = 4,456,109.55
5. Step 5: Solve for x
   x = 4,456,109.55/1,931.50
6. Step 6: Final answer
   x = 2,307.07