Finding the Fourth Proportional to 37,442.31, 56,144.69 and 12,473.58

Step by Step Solution

1. Step 1: Write the proportion equation
   37,442.31 : 56,144.69 = 12,473.58 : x
2. Step 2: Convert to fraction form
   37,442.31/56,144.69 = 12,473.58/x
3. Step 3: Cross multiply
   37,442.31x = 56,144.69 × 12,473.58
4. Step 4: Simplify right side
   37,442.31x = 700,325,219.92
5. Step 5: Solve for x
   x = 700,325,219.92/37,442.31
6. Step 6: Final answer
   x = 18,704.11