Finding the Fourth Proportional to 194,300.10, 268,128.90 and 109,415.34

Step by Step Solution

1. Step 1: Write the proportion equation
   194,300.10 : 268,128.90 = 109,415.34 : x
2. Step 2: Convert to fraction form
   194,300.10/268,128.90 = 109,415.34/x
3. Step 3: Cross multiply
   194,300.10x = 268,128.90 × 109,415.34
4. Step 4: Simplify right side
   194,300.10x = 29,337,414,757.33
5. Step 5: Solve for x
   x = 29,337,414,757.33/194,300.10
6. Step 6: Final answer
   x = 150,990.22