Finding the Fourth Proportional to 25,727.88, 38,603.82 and 9,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,727.88 : 38,603.82 = 9,100.50 : x
2. Step 2: Convert to fraction form
   25,727.88/38,603.82 = 9,100.50/x
3. Step 3: Cross multiply
   25,727.88x = 38,603.82 × 9,100.50
4. Step 4: Simplify right side
   25,727.88x = 351,314,063.91
5. Step 5: Solve for x
   x = 351,314,063.91/25,727.88
6. Step 6: Final answer
   x = 13,654.99