Finding the Fourth Proportional to 13,258.62, 19,889.55 and 4,496.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,258.62 : 19,889.55 = 4,496.04 : x
2. Step 2: Convert to fraction form
   13,258.62/19,889.55 = 4,496.04/x
3. Step 3: Cross multiply
   13,258.62x = 19,889.55 × 4,496.04
4. Step 4: Simplify right side
   13,258.62x = 89,424,212.38
5. Step 5: Solve for x
   x = 89,424,212.38/13,258.62
6. Step 6: Final answer
   x = 6,744.61