Finding the Fourth Proportional to 37,256.72, 55,883.64 and 12,632.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,256.72 : 55,883.64 = 12,632.72 : x
2. Step 2: Convert to fraction form
   37,256.72/55,883.64 = 12,632.72/x
3. Step 3: Cross multiply
   37,256.72x = 55,883.64 × 12,632.72
4. Step 4: Simplify right side
   37,256.72x = 705,962,376.70
5. Step 5: Solve for x
   x = 705,962,376.70/37,256.72
6. Step 6: Final answer
   x = 18,948.59