Finding the Fourth Proportional to 60,498.06, 83,478.24 and 33,640.80

Step by Step Solution

1. Step 1: Write the proportion equation
   60,498.06 : 83,478.24 = 33,640.80 : x
2. Step 2: Convert to fraction form
   60,498.06/83,478.24 = 33,640.80/x
3. Step 3: Cross multiply
   60,498.06x = 83,478.24 × 33,640.80
4. Step 4: Simplify right side
   60,498.06x = 2,808,274,776.19
5. Step 5: Solve for x
   x = 2,808,274,776.19/60,498.06
6. Step 6: Final answer
   x = 46,419.25