Finding the Fourth Proportional to 10,074.92, 13,902.72 and 5,598.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,074.92 : 13,902.72 = 5,598.68 : x
2. Step 2: Convert to fraction form
   10,074.92/13,902.72 = 5,598.68/x
3. Step 3: Cross multiply
   10,074.92x = 13,902.72 × 5,598.68
4. Step 4: Simplify right side
   10,074.92x = 77,836,880.41
5. Step 5: Solve for x
   x = 77,836,880.41/10,074.92
6. Step 6: Final answer
   x = 7,725.81