Finding the Fourth Proportional to 37,123.18, 55,713.93 and 20,494.69

Step by Step Solution

1. Step 1: Write the proportion equation
   37,123.18 : 55,713.93 = 20,494.69 : x
2. Step 2: Convert to fraction form
   37,123.18/55,713.93 = 20,494.69/x
3. Step 3: Cross multiply
   37,123.18x = 55,713.93 × 20,494.69
4. Step 4: Simplify right side
   37,123.18x = 1,141,839,724.03
5. Step 5: Solve for x
   x = 1,141,839,724.03/37,123.18
6. Step 6: Final answer
   x = 30,758.13