Finding the Fourth Proportional to 1,472.15, 2,031.38 and 882.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472.15 : 2,031.38 = 882.47 : x
2. Step 2: Convert to fraction form
   1,472.15/2,031.38 = 882.47/x
3. Step 3: Cross multiply
   1,472.15x = 2,031.38 × 882.47
4. Step 4: Simplify right side
   1,472.15x = 1,792,627.50
5. Step 5: Solve for x
   x = 1,792,627.50/1,472.15
6. Step 6: Final answer
   x = 1,217.69