Finding the Fourth Proportional to 196,401.69, 294,731.69 and 107,717.45

Step by Step Solution

1. Step 1: Write the proportion equation
   196,401.69 : 294,731.69 = 107,717.45 : x
2. Step 2: Convert to fraction form
   196,401.69/294,731.69 = 107,717.45/x
3. Step 3: Cross multiply
   196,401.69x = 294,731.69 × 107,717.45
4. Step 4: Simplify right side
   196,401.69x = 31,747,744,068.74
5. Step 5: Solve for x
   x = 31,747,744,068.74/196,401.69
6. Step 6: Final answer
   x = 161,647.00