Finding the Fourth Proportional to 78,524.96, 108,354.64 and 53,086.68

Step by Step Solution

1. Step 1: Write the proportion equation
   78,524.96 : 108,354.64 = 53,086.68 : x
2. Step 2: Convert to fraction form
   78,524.96/108,354.64 = 53,086.68/x
3. Step 3: Cross multiply
   78,524.96x = 108,354.64 × 53,086.68
4. Step 4: Simplify right side
   78,524.96x = 5,752,188,100.20
5. Step 5: Solve for x
   x = 5,752,188,100.20/78,524.96
6. Step 6: Final answer
   x = 73,252.99