Finding the Fourth Proportional to 64,581, 89,158.32 and 41,940.24

Step by Step Solution

1. Step 1: Write the proportion equation
   64,581 : 89,158.32 = 41,940.24 : x
2. Step 2: Convert to fraction form
   64,581/89,158.32 = 41,940.24/x
3. Step 3: Cross multiply
   64,581x = 89,158.32 × 41,940.24
4. Step 4: Simplify right side
   64,581x = 3,739,321,338.80
5. Step 5: Solve for x
   x = 3,739,321,338.80/64,581
6. Step 6: Final answer
   x = 57,901.26