Finding the Fourth Proportional to 22,902.50, 34,357.61 and 7,905.53

Step by Step Solution

1. Step 1: Write the proportion equation
   22,902.50 : 34,357.61 = 7,905.53 : x
2. Step 2: Convert to fraction form
   22,902.50/34,357.61 = 7,905.53/x
3. Step 3: Cross multiply
   22,902.50x = 34,357.61 × 7,905.53
4. Step 4: Simplify right side
   22,902.50x = 271,615,116.58
5. Step 5: Solve for x
   x = 271,615,116.58/22,902.50
6. Step 6: Final answer
   x = 11,859.63