Finding the Fourth Proportional to 34,355.72, 51,531.15 and 10,662.69

Step by Step Solution

1. Step 1: Write the proportion equation
   34,355.72 : 51,531.15 = 10,662.69 : x
2. Step 2: Convert to fraction form
   34,355.72/51,531.15 = 10,662.69/x
3. Step 3: Cross multiply
   34,355.72x = 51,531.15 × 10,662.69
4. Step 4: Simplify right side
   34,355.72x = 549,460,576.17
5. Step 5: Solve for x
   x = 549,460,576.17/34,355.72
6. Step 6: Final answer
   x = 15,993.28