Finding the Fourth Proportional to 294,039.72, 441,066.06 and 83,684.34

Step by Step Solution

1. Step 1: Write the proportion equation
   294,039.72 : 441,066.06 = 83,684.34 : x
2. Step 2: Convert to fraction form
   294,039.72/441,066.06 = 83,684.34/x
3. Step 3: Cross multiply
   294,039.72x = 441,066.06 × 83,684.34
4. Step 4: Simplify right side
   294,039.72x = 36,910,322,127.50
5. Step 5: Solve for x
   x = 36,910,322,127.50/294,039.72
6. Step 6: Final answer
   x = 125,528.35