Finding the Fourth Proportional to 25,225.12, 37,780.17 and 12,086.83

Step by Step Solution

1. Step 1: Write the proportion equation
   25,225.12 : 37,780.17 = 12,086.83 : x
2. Step 2: Convert to fraction form
   25,225.12/37,780.17 = 12,086.83/x
3. Step 3: Cross multiply
   25,225.12x = 37,780.17 × 12,086.83
4. Step 4: Simplify right side
   25,225.12x = 456,642,492.16
5. Step 5: Solve for x
   x = 456,642,492.16/25,225.12
6. Step 6: Final answer
   x = 18,102.69