Finding the Fourth Proportional to 55,878.24, 77,109.96 and 30,727.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,878.24 : 77,109.96 = 30,727.56 : x
2. Step 2: Convert to fraction form
   55,878.24/77,109.96 = 30,727.56/x
3. Step 3: Cross multiply
   55,878.24x = 77,109.96 × 30,727.56
4. Step 4: Simplify right side
   55,878.24x = 2,369,400,922.50
5. Step 5: Solve for x
   x = 2,369,400,922.50/55,878.24
6. Step 6: Final answer
   x = 42,402.93