Finding the Fourth Proportional to 11,646.52, 17,466.72 and 7,948.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,646.52 : 17,466.72 = 7,948.06 : x
2. Step 2: Convert to fraction form
   11,646.52/17,466.72 = 7,948.06/x
3. Step 3: Cross multiply
   11,646.52x = 17,466.72 × 7,948.06
4. Step 4: Simplify right side
   11,646.52x = 138,826,538.56
5. Step 5: Solve for x
   x = 138,826,538.56/11,646.52
6. Step 6: Final answer
   x = 11,920.00