Finding the Fourth Proportional to 37,586.16, 56,385.72 and 12,628.62

Step by Step Solution

1. Step 1: Write the proportion equation
   37,586.16 : 56,385.72 = 12,628.62 : x
2. Step 2: Convert to fraction form
   37,586.16/56,385.72 = 12,628.62/x
3. Step 3: Cross multiply
   37,586.16x = 56,385.72 × 12,628.62
4. Step 4: Simplify right side
   37,586.16x = 712,073,831.31
5. Step 5: Solve for x
   x = 712,073,831.31/37,586.16
6. Step 6: Final answer
   x = 18,945.11