Finding the Fourth Proportional to 37,682.12, 56,483.64 and 12,713.55

Step by Step Solution

1. Step 1: Write the proportion equation
   37,682.12 : 56,483.64 = 12,713.55 : x
2. Step 2: Convert to fraction form
   37,682.12/56,483.64 = 12,713.55/x
3. Step 3: Cross multiply
   37,682.12x = 56,483.64 × 12,713.55
4. Step 4: Simplify right side
   37,682.12x = 718,107,581.32
5. Step 5: Solve for x
   x = 718,107,581.32/37,682.12
6. Step 6: Final answer
   x = 19,056.99