Finding the Fourth Proportional to 22,807.84, 34,212.72 and 7,225.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,807.84 : 34,212.72 = 7,225.12 : x
2. Step 2: Convert to fraction form
   22,807.84/34,212.72 = 7,225.12/x
3. Step 3: Cross multiply
   22,807.84x = 34,212.72 × 7,225.12
4. Step 4: Simplify right side
   22,807.84x = 247,191,007.53
5. Step 5: Solve for x
   x = 247,191,007.53/22,807.84
6. Step 6: Final answer
   x = 10,837.98