Finding the Fourth Proportional to 10,951.67, 16,428.41 and 4,711.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,951.67 : 16,428.41 = 4,711.83 : x
2. Step 2: Convert to fraction form
   10,951.67/16,428.41 = 4,711.83/x
3. Step 3: Cross multiply
   10,951.67x = 16,428.41 × 4,711.83
4. Step 4: Simplify right side
   10,951.67x = 77,407,851.53
5. Step 5: Solve for x
   x = 77,407,851.53/10,951.67
6. Step 6: Final answer
   x = 7,068.14