Finding the Fourth Proportional to 37,381.07, 56,081.69 and 12,425.15

Step by Step Solution

1. Step 1: Write the proportion equation
   37,381.07 : 56,081.69 = 12,425.15 : x
2. Step 2: Convert to fraction form
   37,381.07/56,081.69 = 12,425.15/x
3. Step 3: Cross multiply
   37,381.07x = 56,081.69 × 12,425.15
4. Step 4: Simplify right side
   37,381.07x = 696,823,410.50
5. Step 5: Solve for x
   x = 696,823,410.50/37,381.07
6. Step 6: Final answer
   x = 18,641.08