Finding the Fourth Proportional to 140,664.90, 194,118.86 and 83,307.48

Step by Step Solution

1. Step 1: Write the proportion equation
   140,664.90 : 194,118.86 = 83,307.48 : x
2. Step 2: Convert to fraction form
   140,664.90/194,118.86 = 83,307.48/x
3. Step 3: Cross multiply
   140,664.90x = 194,118.86 × 83,307.48
4. Step 4: Simplify right side
   140,664.90x = 16,171,552,630.54
5. Step 5: Solve for x
   x = 16,171,552,630.54/140,664.90
6. Step 6: Final answer
   x = 114,965.09