Finding the Fourth Proportional to 9,721.32, 14,582.63 and 3,877.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,721.32 : 14,582.63 = 3,877.88 : x
2. Step 2: Convert to fraction form
   9,721.32/14,582.63 = 3,877.88/x
3. Step 3: Cross multiply
   9,721.32x = 14,582.63 × 3,877.88
4. Step 4: Simplify right side
   9,721.32x = 56,549,626.01
5. Step 5: Solve for x
   x = 56,549,626.01/9,721.32
6. Step 6: Final answer
   x = 5,817.08