Finding the Fourth Proportional to 224,241.45, 336,354.89 and 91,082.31

Step by Step Solution

1. Step 1: Write the proportion equation
   224,241.45 : 336,354.89 = 91,082.31 : x
2. Step 2: Convert to fraction form
   224,241.45/336,354.89 = 91,082.31/x
3. Step 3: Cross multiply
   224,241.45x = 336,354.89 × 91,082.31
4. Step 4: Simplify right side
   224,241.45x = 30,635,979,905.58
5. Step 5: Solve for x
   x = 30,635,979,905.58/224,241.45
6. Step 6: Final answer
   x = 136,620.50