Finding the Fourth Proportional to 196,105.34, 294,069.98 and 55,830.62

Step by Step Solution

1. Step 1: Write the proportion equation
   196,105.34 : 294,069.98 = 55,830.62 : x
2. Step 2: Convert to fraction form
   196,105.34/294,069.98 = 55,830.62/x
3. Step 3: Cross multiply
   196,105.34x = 294,069.98 × 55,830.62
4. Step 4: Simplify right side
   196,105.34x = 16,418,109,306.79
5. Step 5: Solve for x
   x = 16,418,109,306.79/196,105.34
6. Step 6: Final answer
   x = 83,720.87