Finding the Fourth Proportional to 37,580.56, 56,377.32 and 12,623.01

Step by Step Solution

1. Step 1: Write the proportion equation
   37,580.56 : 56,377.32 = 12,623.01 : x
2. Step 2: Convert to fraction form
   37,580.56/56,377.32 = 12,623.01/x
3. Step 3: Cross multiply
   37,580.56x = 56,377.32 × 12,623.01
4. Step 4: Simplify right side
   37,580.56x = 711,651,215.38
5. Step 5: Solve for x
   x = 711,651,215.38/37,580.56
6. Step 6: Final answer
   x = 18,936.69