Finding the Fourth Proportional to 9,046.96, 12,495.06 and 7,642.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,046.96 : 12,495.06 = 7,642.52 : x
2. Step 2: Convert to fraction form
   9,046.96/12,495.06 = 7,642.52/x
3. Step 3: Cross multiply
   9,046.96x = 12,495.06 × 7,642.52
4. Step 4: Simplify right side
   9,046.96x = 95,493,745.95
5. Step 5: Solve for x
   x = 95,493,745.95/9,046.96
6. Step 6: Final answer
   x = 10,555.34