Finding the Fourth Proportional to 10,832.40, 16,250.58 and 3,438.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,832.40 : 16,250.58 = 3,438.72 : x
2. Step 2: Convert to fraction form
   10,832.40/16,250.58 = 3,438.72/x
3. Step 3: Cross multiply
   10,832.40x = 16,250.58 × 3,438.72
4. Step 4: Simplify right side
   10,832.40x = 55,881,194.46
5. Step 5: Solve for x
   x = 55,881,194.46/10,832.40
6. Step 6: Final answer
   x = 5,158.71