Finding the Fourth Proportional to 133,300.50, 199,958.04 and 39,813.54

Step by Step Solution

1. Step 1: Write the proportion equation
   133,300.50 : 199,958.04 = 39,813.54 : x
2. Step 2: Convert to fraction form
   133,300.50/199,958.04 = 39,813.54/x
3. Step 3: Cross multiply
   133,300.50x = 199,958.04 × 39,813.54
4. Step 4: Simplify right side
   133,300.50x = 7,961,037,423.86
5. Step 5: Solve for x
   x = 7,961,037,423.86/133,300.50
6. Step 6: Final answer
   x = 59,722.49