Finding the Fourth Proportional to 106,448.27, 159,658.71 and 49,542.53

Step by Step Solution

1. Step 1: Write the proportion equation
   106,448.27 : 159,658.71 = 49,542.53 : x
2. Step 2: Convert to fraction form
   106,448.27/159,658.71 = 49,542.53/x
3. Step 3: Cross multiply
   106,448.27x = 159,658.71 × 49,542.53
4. Step 4: Simplify right side
   106,448.27x = 7,909,895,631.64
5. Step 5: Solve for x
   x = 7,909,895,631.64/106,448.27
6. Step 6: Final answer
   x = 74,307.42