Finding the Fourth Proportional to 37,581.56, 56,378.82 and 12,624.01

Step by Step Solution

1. Step 1: Write the proportion equation
   37,581.56 : 56,378.82 = 12,624.01 : x
2. Step 2: Convert to fraction form
   37,581.56/56,378.82 = 12,624.01/x
3. Step 3: Cross multiply
   37,581.56x = 56,378.82 × 12,624.01
4. Step 4: Simplify right side
   37,581.56x = 711,726,787.47
5. Step 5: Solve for x
   x = 711,726,787.47/37,581.56
6. Step 6: Final answer
   x = 18,938.19