Finding the Fourth Proportional to 345,538.72, 476,832.72 and 194,632.48

Step by Step Solution

1. Step 1: Write the proportion equation
   345,538.72 : 476,832.72 = 194,632.48 : x
2. Step 2: Convert to fraction form
   345,538.72/476,832.72 = 194,632.48/x
3. Step 3: Cross multiply
   345,538.72x = 476,832.72 × 194,632.48
4. Step 4: Simplify right side
   345,538.72x = 92,807,134,838.75
5. Step 5: Solve for x
   x = 92,807,134,838.75/345,538.72
6. Step 6: Final answer
   x = 268,586.79