Finding the Fourth Proportional to 25,196.68, 34,770.82 and 13,865.86

Step by Step Solution

1. Step 1: Write the proportion equation
   25,196.68 : 34,770.82 = 13,865.86 : x
2. Step 2: Convert to fraction form
   25,196.68/34,770.82 = 13,865.86/x
3. Step 3: Cross multiply
   25,196.68x = 34,770.82 × 13,865.86
4. Step 4: Simplify right side
   25,196.68x = 482,127,079.02
5. Step 5: Solve for x
   x = 482,127,079.02/25,196.68
6. Step 6: Final answer
   x = 19,134.55