Finding the Fourth Proportional to 19,773.27, 27,271.71 and 12,700.35

Step by Step Solution

1. Step 1: Write the proportion equation
   19,773.27 : 27,271.71 = 12,700.35 : x
2. Step 2: Convert to fraction form
   19,773.27/27,271.71 = 12,700.35/x
3. Step 3: Cross multiply
   19,773.27x = 27,271.71 × 12,700.35
4. Step 4: Simplify right side
   19,773.27x = 346,360,262.10
5. Step 5: Solve for x
   x = 346,360,262.10/19,773.27
6. Step 6: Final answer
   x = 17,516.59