Finding the Fourth Proportional to 73,615.05, 101,588.78 and 40,081.05

Step by Step Solution

1. Step 1: Write the proportion equation
   73,615.05 : 101,588.78 = 40,081.05 : x
2. Step 2: Convert to fraction form
   73,615.05/101,588.78 = 40,081.05/x
3. Step 3: Cross multiply
   73,615.05x = 101,588.78 × 40,081.05
4. Step 4: Simplify right side
   73,615.05x = 4,071,784,770.21
5. Step 5: Solve for x
   x = 4,071,784,770.21/73,615.05
6. Step 6: Final answer
   x = 55,311.85