Finding the Fourth Proportional to 10,308.42, 15,465.42 and 7,350.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,308.42 : 15,465.42 = 7,350.60 : x
2. Step 2: Convert to fraction form
   10,308.42/15,465.42 = 7,350.60/x
3. Step 3: Cross multiply
   10,308.42x = 15,465.42 × 7,350.60
4. Step 4: Simplify right side
   10,308.42x = 113,680,116.25
5. Step 5: Solve for x
   x = 113,680,116.25/10,308.42
6. Step 6: Final answer
   x = 11,027.89