Finding the Fourth Proportional to 12,071.76, 16,659.18 and 7,356.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.76 : 16,659.18 = 7,356.48 : x
2. Step 2: Convert to fraction form
   12,071.76/16,659.18 = 7,356.48/x
3. Step 3: Cross multiply
   12,071.76x = 16,659.18 × 7,356.48
4. Step 4: Simplify right side
   12,071.76x = 122,552,924.49
5. Step 5: Solve for x
   x = 122,552,924.49/12,071.76
6. Step 6: Final answer
   x = 10,152.03