Finding the Fourth Proportional to 37,440.06, 56,145.78 and 12,475.32

Step by Step Solution

1. Step 1: Write the proportion equation
   37,440.06 : 56,145.78 = 12,475.32 : x
2. Step 2: Convert to fraction form
   37,440.06/56,145.78 = 12,475.32/x
3. Step 3: Cross multiply
   37,440.06x = 56,145.78 × 12,475.32
4. Step 4: Simplify right side
   37,440.06x = 700,436,572.15
5. Step 5: Solve for x
   x = 700,436,572.15/37,440.06
6. Step 6: Final answer
   x = 18,708.21