Finding the Fourth Proportional to 9,165.06, 12,647.86 and 4,973.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,165.06 : 12,647.86 = 4,973.34 : x
2. Step 2: Convert to fraction form
   9,165.06/12,647.86 = 4,973.34/x
3. Step 3: Cross multiply
   9,165.06x = 12,647.86 × 4,973.34
4. Step 4: Simplify right side
   9,165.06x = 62,902,108.05
5. Step 5: Solve for x
   x = 62,902,108.05/9,165.06
6. Step 6: Final answer
   x = 6,863.25