Finding the Fourth Proportional to 104,796.25, 144,618.59 and 57,049.93

Step by Step Solution

1. Step 1: Write the proportion equation
   104,796.25 : 144,618.59 = 57,049.93 : x
2. Step 2: Convert to fraction form
   104,796.25/144,618.59 = 57,049.93/x
3. Step 3: Cross multiply
   104,796.25x = 144,618.59 × 57,049.93
4. Step 4: Simplify right side
   104,796.25x = 8,250,480,150.95
5. Step 5: Solve for x
   x = 8,250,480,150.95/104,796.25
6. Step 6: Final answer
   x = 78,728.77