Finding the Fourth Proportional to 37,627.91, 56,406.56 and 12,650.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,627.91 : 56,406.56 = 12,650.50 : x
2. Step 2: Convert to fraction form
   37,627.91/56,406.56 = 12,650.50/x
3. Step 3: Cross multiply
   37,627.91x = 56,406.56 × 12,650.50
4. Step 4: Simplify right side
   37,627.91x = 713,570,841.99
5. Step 5: Solve for x
   x = 713,570,841.99/37,627.91
6. Step 6: Final answer
   x = 18,963.87