Finding the Fourth Proportional to 25,748.82, 38,618.91 and 7,276.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,748.82 : 38,618.91 = 7,276.50 : x
2. Step 2: Convert to fraction form
   25,748.82/38,618.91 = 7,276.50/x
3. Step 3: Cross multiply
   25,748.82x = 38,618.91 × 7,276.50
4. Step 4: Simplify right side
   25,748.82x = 281,010,498.62
5. Step 5: Solve for x
   x = 281,010,498.62/25,748.82
6. Step 6: Final answer
   x = 10,913.53