Finding the Fourth Proportional to 55,667.48, 76,825.99 and 30,521.84

Step by Step Solution

1. Step 1: Write the proportion equation
   55,667.48 : 76,825.99 = 30,521.84 : x
2. Step 2: Convert to fraction form
   55,667.48/76,825.99 = 30,521.84/x
3. Step 3: Cross multiply
   55,667.48x = 76,825.99 × 30,521.84
4. Step 4: Simplify right side
   55,667.48x = 2,344,870,574.62
5. Step 5: Solve for x
   x = 2,344,870,574.62/55,667.48
6. Step 6: Final answer
   x = 42,122.81