Finding the Fourth Proportional to 11,753.82, 17,630.82 and 2,988.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,753.82 : 17,630.82 = 2,988.72 : x
2. Step 2: Convert to fraction form
   11,753.82/17,630.82 = 2,988.72/x
3. Step 3: Cross multiply
   11,753.82x = 17,630.82 × 2,988.72
4. Step 4: Simplify right side
   11,753.82x = 52,693,584.35
5. Step 5: Solve for x
   x = 52,693,584.35/11,753.82
6. Step 6: Final answer
   x = 4,483.10