Finding the Fourth Proportional to 25,113.60, 34,656.71 and 13,783.23

Step by Step Solution

1. Step 1: Write the proportion equation
   25,113.60 : 34,656.71 = 13,783.23 : x
2. Step 2: Convert to fraction form
   25,113.60/34,656.71 = 13,783.23/x
3. Step 3: Cross multiply
   25,113.60x = 34,656.71 × 13,783.23
4. Step 4: Simplify right side
   25,113.60x = 477,681,231.69
5. Step 5: Solve for x
   x = 477,681,231.69/25,113.60
6. Step 6: Final answer
   x = 19,020.82