Finding the Fourth Proportional to 10,669.57, 16,006.17 and 4,748.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,669.57 : 16,006.17 = 4,748.60 : x
2. Step 2: Convert to fraction form
   10,669.57/16,006.17 = 4,748.60/x
3. Step 3: Cross multiply
   10,669.57x = 16,006.17 × 4,748.60
4. Step 4: Simplify right side
   10,669.57x = 76,006,898.86
5. Step 5: Solve for x
   x = 76,006,898.86/10,669.57
6. Step 6: Final answer
   x = 7,123.71