Finding the Fourth Proportional to 64,581.56, 89,119.76 and 35,901.15

Step by Step Solution

1. Step 1: Write the proportion equation
   64,581.56 : 89,119.76 = 35,901.15 : x
2. Step 2: Convert to fraction form
   64,581.56/89,119.76 = 35,901.15/x
3. Step 3: Cross multiply
   64,581.56x = 89,119.76 × 35,901.15
4. Step 4: Simplify right side
   64,581.56x = 3,199,501,692.22
5. Step 5: Solve for x
   x = 3,199,501,692.22/64,581.56
6. Step 6: Final answer
   x = 49,542.04