Finding the Fourth Proportional to 22,886.01, 34,315.74 and 7,086.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,886.01 : 34,315.74 = 7,086.78 : x
2. Step 2: Convert to fraction form
   22,886.01/34,315.74 = 7,086.78/x
3. Step 3: Cross multiply
   22,886.01x = 34,315.74 × 7,086.78
4. Step 4: Simplify right side
   22,886.01x = 243,188,099.92
5. Step 5: Solve for x
   x = 243,188,099.92/22,886.01
6. Step 6: Final answer
   x = 10,626.06