Finding the Fourth Proportional to 7,685.07, 10,606.42 and 4,499.34

Step by Step Solution

1. Step 1: Write the proportion equation
   7,685.07 : 10,606.42 = 4,499.34 : x
2. Step 2: Convert to fraction form
   7,685.07/10,606.42 = 4,499.34/x
3. Step 3: Cross multiply
   7,685.07x = 10,606.42 × 4,499.34
4. Step 4: Simplify right side
   7,685.07x = 47,721,836.73
5. Step 5: Solve for x
   x = 47,721,836.73/7,685.07
6. Step 6: Final answer
   x = 6,209.69