Finding the Fourth Proportional to 10,830.67, 16,245.90 and 3,434.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,830.67 : 16,245.90 = 3,434.94 : x
2. Step 2: Convert to fraction form
   10,830.67/16,245.90 = 3,434.94/x
3. Step 3: Cross multiply
   10,830.67x = 16,245.90 × 3,434.94
4. Step 4: Simplify right side
   10,830.67x = 55,803,691.75
5. Step 5: Solve for x
   x = 55,803,691.75/10,830.67
6. Step 6: Final answer
   x = 5,152.38