Finding the Fourth Proportional to 37,748.86, 56,630.42 and 12,449.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,748.86 : 56,630.42 = 12,449.82 : x
2. Step 2: Convert to fraction form
   37,748.86/56,630.42 = 12,449.82/x
3. Step 3: Cross multiply
   37,748.86x = 56,630.42 × 12,449.82
4. Step 4: Simplify right side
   37,748.86x = 705,038,535.52
5. Step 5: Solve for x
   x = 705,038,535.52/37,748.86
6. Step 6: Final answer
   x = 18,677.08