Finding the Fourth Proportional to 8,633.71, 12,947.82 and 3,702.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,633.71 : 12,947.82 = 3,702.02 : x
2. Step 2: Convert to fraction form
   8,633.71/12,947.82 = 3,702.02/x
3. Step 3: Cross multiply
   8,633.71x = 12,947.82 × 3,702.02
4. Step 4: Simplify right side
   8,633.71x = 47,933,082.81
5. Step 5: Solve for x
   x = 47,933,082.81/8,633.71
6. Step 6: Final answer
   x = 5,551.86