Finding the Fourth Proportional to 133,945.60, 200,748.30 and 67,404.10

Step by Step Solution

1. Step 1: Write the proportion equation
   133,945.60 : 200,748.30 = 67,404.10 : x
2. Step 2: Convert to fraction form
   133,945.60/200,748.30 = 67,404.10/x
3. Step 3: Cross multiply
   133,945.60x = 200,748.30 × 67,404.10
4. Step 4: Simplify right side
   133,945.60x = 13,531,258,488.03
5. Step 5: Solve for x
   x = 13,531,258,488.03/133,945.60
6. Step 6: Final answer
   x = 101,020.55