Finding the Fourth Proportional to 140,988.24, 194,411.76 and 107,058.96

Step by Step Solution

1. Step 1: Write the proportion equation
   140,988.24 : 194,411.76 = 107,058.96 : x
2. Step 2: Convert to fraction form
   140,988.24/194,411.76 = 107,058.96/x
3. Step 3: Cross multiply
   140,988.24x = 194,411.76 × 107,058.96
4. Step 4: Simplify right side
   140,988.24x = 20,813,520,837.37
5. Step 5: Solve for x
   x = 20,813,520,837.37/140,988.24
6. Step 6: Final answer
   x = 147,625.94