Finding the Fourth Proportional to 22,145.98, 33,225.45 and 7,152.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,145.98 : 33,225.45 = 7,152.76 : x
2. Step 2: Convert to fraction form
   22,145.98/33,225.45 = 7,152.76/x
3. Step 3: Cross multiply
   22,145.98x = 33,225.45 × 7,152.76
4. Step 4: Simplify right side
   22,145.98x = 237,653,669.74
5. Step 5: Solve for x
   x = 237,653,669.74/22,145.98
6. Step 6: Final answer
   x = 10,731.23