Finding the Fourth Proportional to 9,612.48, 14,419.80 and 3,036.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,612.48 : 14,419.80 = 3,036.72 : x
2. Step 2: Convert to fraction form
   9,612.48/14,419.80 = 3,036.72/x
3. Step 3: Cross multiply
   9,612.48x = 14,419.80 × 3,036.72
4. Step 4: Simplify right side
   9,612.48x = 43,788,895.06
5. Step 5: Solve for x
   x = 43,788,895.06/9,612.48
6. Step 6: Final answer
   x = 4,555.42