Finding the Fourth Proportional to 88,892.38, 122,662.20 and 53,077.60

Step by Step Solution

1. Step 1: Write the proportion equation
   88,892.38 : 122,662.20 = 53,077.60 : x
2. Step 2: Convert to fraction form
   88,892.38/122,662.20 = 53,077.60/x
3. Step 3: Cross multiply
   88,892.38x = 122,662.20 × 53,077.60
4. Step 4: Simplify right side
   88,892.38x = 6,510,615,186.72
5. Step 5: Solve for x
   x = 6,510,615,186.72/88,892.38
6. Step 6: Final answer
   x = 73,241.54