Finding the Fourth Proportional to 55,867.36, 77,094.72 and 30,716.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,867.36 : 77,094.72 = 30,716.56 : x
2. Step 2: Convert to fraction form
   55,867.36/77,094.72 = 30,716.56/x
3. Step 3: Cross multiply
   55,867.36x = 77,094.72 × 30,716.56
4. Step 4: Simplify right side
   55,867.36x = 2,368,084,592.56
5. Step 5: Solve for x
   x = 2,368,084,592.56/55,867.36
6. Step 6: Final answer
   x = 42,387.62