Finding the Fourth Proportional to 65,104, 89,832.72 and 40,901.20

Step by Step Solution

1. Step 1: Write the proportion equation
   65,104 : 89,832.72 = 40,901.20 : x
2. Step 2: Convert to fraction form
   65,104/89,832.72 = 40,901.20/x
3. Step 3: Cross multiply
   65,104x = 89,832.72 × 40,901.20
4. Step 4: Simplify right side
   65,104x = 3,674,266,047.26
5. Step 5: Solve for x
   x = 3,674,266,047.26/65,104
6. Step 6: Final answer
   x = 56,436.87