Finding the Fourth Proportional to 202,261.98, 303,304.72 and 107,469.30

Step by Step Solution

1. Step 1: Write the proportion equation
   202,261.98 : 303,304.72 = 107,469.30 : x
2. Step 2: Convert to fraction form
   202,261.98/303,304.72 = 107,469.30/x
3. Step 3: Cross multiply
   202,261.98x = 303,304.72 × 107,469.30
4. Step 4: Simplify right side
   202,261.98x = 32,595,945,945.10
5. Step 5: Solve for x
   x = 32,595,945,945.10/202,261.98
6. Step 6: Final answer
   x = 161,157.06