Finding the Fourth Proportional to 83,109.16, 124,713.06 and 33,212.80

Step by Step Solution

1. Step 1: Write the proportion equation
   83,109.16 : 124,713.06 = 33,212.80 : x
2. Step 2: Convert to fraction form
   83,109.16/124,713.06 = 33,212.80/x
3. Step 3: Cross multiply
   83,109.16x = 124,713.06 × 33,212.80
4. Step 4: Simplify right side
   83,109.16x = 4,142,069,919.17
5. Step 5: Solve for x
   x = 4,142,069,919.17/83,109.16
6. Step 6: Final answer
   x = 49,838.91