Finding the Fourth Proportional to 56,055.62, 84,081 and 13,934.82

Step by Step Solution

1. Step 1: Write the proportion equation
   56,055.62 : 84,081 = 13,934.82 : x
2. Step 2: Convert to fraction form
   56,055.62/84,081 = 13,934.82/x
3. Step 3: Cross multiply
   56,055.62x = 84,081 × 13,934.82
4. Step 4: Simplify right side
   56,055.62x = 1,171,653,600.42
5. Step 5: Solve for x
   x = 1,171,653,600.42/56,055.62
6. Step 6: Final answer
   x = 20,901.63