Finding the Fourth Proportional to 37,618.58, 56,429.10 and 13,932.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,618.58 : 56,429.10 = 13,932.10 : x
2. Step 2: Convert to fraction form
   37,618.58/56,429.10 = 13,932.10/x
3. Step 3: Cross multiply
   37,618.58x = 56,429.10 × 13,932.10
4. Step 4: Simplify right side
   37,618.58x = 786,175,924.85
5. Step 5: Solve for x
   x = 786,175,924.85/37,618.58
6. Step 6: Final answer
   x = 20,898.61