Finding the Fourth Proportional to 37,462.80, 51,694.92 and 20,694.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,462.80 : 51,694.92 = 20,694.72 : x
2. Step 2: Convert to fraction form
   37,462.80/51,694.92 = 20,694.72/x
3. Step 3: Cross multiply
   37,462.80x = 51,694.92 × 20,694.72
4. Step 4: Simplify right side
   37,462.80x = 1,069,811,894.82
5. Step 5: Solve for x
   x = 1,069,811,894.82/37,462.80
6. Step 6: Final answer
   x = 28,556.65