Finding the Fourth Proportional to 60,419.72, 83,378.10 and 33,561.16

Step by Step Solution

1. Step 1: Write the proportion equation
   60,419.72 : 83,378.10 = 33,561.16 : x
2. Step 2: Convert to fraction form
   60,419.72/83,378.10 = 33,561.16/x
3. Step 3: Cross multiply
   60,419.72x = 83,378.10 × 33,561.16
4. Step 4: Simplify right side
   60,419.72x = 2,798,265,754.60
5. Step 5: Solve for x
   x = 2,798,265,754.60/60,419.72
6. Step 6: Final answer
   x = 46,313.78