Finding the Fourth Proportional to 196,521.50, 271,199.94 and 107,097.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,521.50 : 271,199.94 = 107,097.50 : x
2. Step 2: Convert to fraction form
   196,521.50/271,199.94 = 107,097.50/x
3. Step 3: Cross multiply
   196,521.50x = 271,199.94 × 107,097.50
4. Step 4: Simplify right side
   196,521.50x = 29,044,835,574.15
5. Step 5: Solve for x
   x = 29,044,835,574.15/196,521.50
6. Step 6: Final answer
   x = 147,794.70