Finding the Fourth Proportional to 105,284.76, 157,882.16 and 60,942.12

Step by Step Solution

1. Step 1: Write the proportion equation
   105,284.76 : 157,882.16 = 60,942.12 : x
2. Step 2: Convert to fraction form
   105,284.76/157,882.16 = 60,942.12/x
3. Step 3: Cross multiply
   105,284.76x = 157,882.16 × 60,942.12
4. Step 4: Simplify right side
   105,284.76x = 9,621,673,540.58
5. Step 5: Solve for x
   x = 9,621,673,540.58/105,284.76
6. Step 6: Final answer
   x = 91,387.14