Finding the Fourth Proportional to 88,892.30, 122,770.40 and 82,166.25

Step by Step Solution

1. Step 1: Write the proportion equation
   88,892.30 : 122,770.40 = 82,166.25 : x
2. Step 2: Convert to fraction form
   88,892.30/122,770.40 = 82,166.25/x
3. Step 3: Cross multiply
   88,892.30x = 122,770.40 × 82,166.25
4. Step 4: Simplify right side
   88,892.30x = 10,087,582,968.17
5. Step 5: Solve for x
   x = 10,087,582,968.17/88,892.30
6. Step 6: Final answer
   x = 113,480.95