Finding the Fourth Proportional to 83,019.15, 124,588.55 and 33,070.34

Step by Step Solution

1. Step 1: Write the proportion equation
   83,019.15 : 124,588.55 = 33,070.34 : x
2. Step 2: Convert to fraction form
   83,019.15/124,588.55 = 33,070.34/x
3. Step 3: Cross multiply
   83,019.15x = 124,588.55 × 33,070.34
4. Step 4: Simplify right side
   83,019.15x = 4,120,186,102.75
5. Step 5: Solve for x
   x = 4,120,186,102.75/83,019.15
6. Step 6: Final answer
   x = 49,629.35