Finding the Fourth Proportional to 9,886.32, 14,820.84 and 3,726

Step by Step Solution

1. Step 1: Write the proportion equation
   9,886.32 : 14,820.84 = 3,726 : x
2. Step 2: Convert to fraction form
   9,886.32/14,820.84 = 3,726/x
3. Step 3: Cross multiply
   9,886.32x = 14,820.84 × 3,726
4. Step 4: Simplify right side
   9,886.32x = 55,222,449.84
5. Step 5: Solve for x
   x = 55,222,449.84/9,886.32
6. Step 6: Final answer
   x = 5,585.74