Finding the Fourth Proportional to 37,386, 56,087.92 and 12,762

Step by Step Solution

1. Step 1: Write the proportion equation
   37,386 : 56,087.92 = 12,762 : x
2. Step 2: Convert to fraction form
   37,386/56,087.92 = 12,762/x
3. Step 3: Cross multiply
   37,386x = 56,087.92 × 12,762
4. Step 4: Simplify right side
   37,386x = 715,794,035.04
5. Step 5: Solve for x
   x = 715,794,035.04/37,386
6. Step 6: Final answer
   x = 19,146.04