Finding the Fourth Proportional to 60,640.89, 83,684.48 and 33,783.47

Step by Step Solution

1. Step 1: Write the proportion equation
   60,640.89 : 83,684.48 = 33,783.47 : x
2. Step 2: Convert to fraction form
   60,640.89/83,684.48 = 33,783.47/x
3. Step 3: Cross multiply
   60,640.89x = 83,684.48 × 33,783.47
4. Step 4: Simplify right side
   60,640.89x = 2,827,151,532.21
5. Step 5: Solve for x
   x = 2,827,151,532.21/60,640.89
6. Step 6: Final answer
   x = 46,621.21