Finding the Fourth Proportional to 42,623.96, 63,842.72 and 35,144.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,623.96 : 63,842.72 = 35,144.42 : x
2. Step 2: Convert to fraction form
   42,623.96/63,842.72 = 35,144.42/x
3. Step 3: Cross multiply
   42,623.96x = 63,842.72 × 35,144.42
4. Step 4: Simplify right side
   42,623.96x = 2,243,714,870.69
5. Step 5: Solve for x
   x = 2,243,714,870.69/42,623.96
6. Step 6: Final answer
   x = 52,639.76