Finding the Fourth Proportional to 60,621.91, 83,660.49 and 33,399.10

Step by Step Solution

1. Step 1: Write the proportion equation
   60,621.91 : 83,660.49 = 33,399.10 : x
2. Step 2: Convert to fraction form
   60,621.91/83,660.49 = 33,399.10/x
3. Step 3: Cross multiply
   60,621.91x = 83,660.49 × 33,399.10
4. Step 4: Simplify right side
   60,621.91x = 2,794,185,071.56
5. Step 5: Solve for x
   x = 2,794,185,071.56/60,621.91
6. Step 6: Final answer
   x = 46,092.00