Finding the Fourth Proportional to 142,354.06, 213,528.39 and 42,514.54

Step by Step Solution

1. Step 1: Write the proportion equation
   142,354.06 : 213,528.39 = 42,514.54 : x
2. Step 2: Convert to fraction form
   142,354.06/213,528.39 = 42,514.54/x
3. Step 3: Cross multiply
   142,354.06x = 213,528.39 × 42,514.54
4. Step 4: Simplify right side
   142,354.06x = 9,078,061,277.79
5. Step 5: Solve for x
   x = 9,078,061,277.79/142,354.06
6. Step 6: Final answer
   x = 63,771.00