Finding the Fourth Proportional to 12,475.79, 18,697.47 and 5,071.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,475.79 : 18,697.47 = 5,071.62 : x
2. Step 2: Convert to fraction form
   12,475.79/18,697.47 = 5,071.62/x
3. Step 3: Cross multiply
   12,475.79x = 18,697.47 × 5,071.62
4. Step 4: Simplify right side
   12,475.79x = 94,826,462.80
5. Step 5: Solve for x
   x = 94,826,462.80/12,475.79
6. Step 6: Final answer
   x = 7,600.84