Finding the Fourth Proportional to 37,728.34, 56,592.50 and 9,648.45

Step by Step Solution

1. Step 1: Write the proportion equation
   37,728.34 : 56,592.50 = 9,648.45 : x
2. Step 2: Convert to fraction form
   37,728.34/56,592.50 = 9,648.45/x
3. Step 3: Cross multiply
   37,728.34x = 56,592.50 × 9,648.45
4. Step 4: Simplify right side
   37,728.34x = 546,029,858.38
5. Step 5: Solve for x
   x = 546,029,858.38/37,728.34
6. Step 6: Final answer
   x = 14,472.67