Finding the Fourth Proportional to 105,073.78, 157,521.96 and 48,884.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,073.78 : 157,521.96 = 48,884.88 : x
2. Step 2: Convert to fraction form
   105,073.78/157,521.96 = 48,884.88/x
3. Step 3: Cross multiply
   105,073.78x = 157,521.96 × 48,884.88
4. Step 4: Simplify right side
   105,073.78x = 7,700,442,111.96
5. Step 5: Solve for x
   x = 7,700,442,111.96/105,073.78
6. Step 6: Final answer
   x = 73,286.05