Finding the Fourth Proportional to 9,987.98, 14,983.58 and 3,748.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,987.98 : 14,983.58 = 3,748.47 : x
2. Step 2: Convert to fraction form
   9,987.98/14,983.58 = 3,748.47/x
3. Step 3: Cross multiply
   9,987.98x = 14,983.58 × 3,748.47
4. Step 4: Simplify right side
   9,987.98x = 56,165,509.49
5. Step 5: Solve for x
   x = 56,165,509.49/9,987.98
6. Step 6: Final answer
   x = 5,623.31