Finding the Fourth Proportional to 491,165.40, 736,748.12 and 136,179.42

Step by Step Solution

1. Step 1: Write the proportion equation
   491,165.40 : 736,748.12 = 136,179.42 : x
2. Step 2: Convert to fraction form
   491,165.40/736,748.12 = 136,179.42/x
3. Step 3: Cross multiply
   491,165.40x = 736,748.12 × 136,179.42
4. Step 4: Simplify right side
   491,165.40x = 100,329,931,667.69
5. Step 5: Solve for x
   x = 100,329,931,667.69/491,165.40
6. Step 6: Final answer
   x = 204,269.14