Finding the Fourth Proportional to 65,574, 90,459.72 and 41,364

Step by Step Solution

1. Step 1: Write the proportion equation
   65,574 : 90,459.72 = 41,364 : x
2. Step 2: Convert to fraction form
   65,574/90,459.72 = 41,364/x
3. Step 3: Cross multiply
   65,574x = 90,459.72 × 41,364
4. Step 4: Simplify right side
   65,574x = 3,741,775,858.08
5. Step 5: Solve for x
   x = 3,741,775,858.08/65,574
6. Step 6: Final answer
   x = 57,061.88