Finding the Fourth Proportional to 86,612.52, 119,607.82 and 81,895.27

Step by Step Solution

1. Step 1: Write the proportion equation
   86,612.52 : 119,607.82 = 81,895.27 : x
2. Step 2: Convert to fraction form
   86,612.52/119,607.82 = 81,895.27/x
3. Step 3: Cross multiply
   86,612.52x = 119,607.82 × 81,895.27
4. Step 4: Simplify right side
   86,612.52x = 9,795,314,894.18
5. Step 5: Solve for x
   x = 9,795,314,894.18/86,612.52
6. Step 6: Final answer
   x = 113,093.52