Finding the Fourth Proportional to 9,672.36, 14,501.25 and 4,987.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,672.36 : 14,501.25 = 4,987.32 : x
2. Step 2: Convert to fraction form
   9,672.36/14,501.25 = 4,987.32/x
3. Step 3: Cross multiply
   9,672.36x = 14,501.25 × 4,987.32
4. Step 4: Simplify right side
   9,672.36x = 72,322,374.15
5. Step 5: Solve for x
   x = 72,322,374.15/9,672.36
6. Step 6: Final answer
   x = 7,477.22