Finding the Fourth Proportional to 112,297.94, 154,786.54 and 79,603.32

Step by Step Solution

1. Step 1: Write the proportion equation
   112,297.94 : 154,786.54 = 79,603.32 : x
2. Step 2: Convert to fraction form
   112,297.94/154,786.54 = 79,603.32/x
3. Step 3: Cross multiply
   112,297.94x = 154,786.54 × 79,603.32
4. Step 4: Simplify right side
   112,297.94x = 12,321,522,475.31
5. Step 5: Solve for x
   x = 12,321,522,475.31/112,297.94
6. Step 6: Final answer
   x = 109,721.71