Finding the Fourth Proportional to 149,187.10, 224,597.30 and 136,123.42

Step by Step Solution

1. Step 1: Write the proportion equation
   149,187.10 : 224,597.30 = 136,123.42 : x
2. Step 2: Convert to fraction form
   149,187.10/224,597.30 = 136,123.42/x
3. Step 3: Cross multiply
   149,187.10x = 224,597.30 × 136,123.42
4. Step 4: Simplify right side
   149,187.10x = 30,572,951,918.15
5. Step 5: Solve for x
   x = 30,572,951,918.15/149,187.10
6. Step 6: Final answer
   x = 204,930.26