Finding the Fourth Proportional to 108,693.89, 162,900.49 and 48,678.52

Step by Step Solution

1. Step 1: Write the proportion equation
   108,693.89 : 162,900.49 = 48,678.52 : x
2. Step 2: Convert to fraction form
   108,693.89/162,900.49 = 48,678.52/x
3. Step 3: Cross multiply
   108,693.89x = 162,900.49 × 48,678.52
4. Step 4: Simplify right side
   108,693.89x = 7,929,754,760.47
5. Step 5: Solve for x
   x = 7,929,754,760.47/108,693.89
6. Step 6: Final answer
   x = 72,954.93