Finding the Fourth Proportional to 1,182.61, 1,631.86 and 651.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.61 : 1,631.86 = 651.48 : x
2. Step 2: Convert to fraction form
   1,182.61/1,631.86 = 651.48/x
3. Step 3: Cross multiply
   1,182.61x = 1,631.86 × 651.48
4. Step 4: Simplify right side
   1,182.61x = 1,063,124.15
5. Step 5: Solve for x
   x = 1,063,124.15/1,182.61
6. Step 6: Final answer
   x = 898.96