Finding the Fourth Proportional to 112,756, 155,603.28 and 68,044

Step by Step Solution

1. Step 1: Write the proportion equation
   112,756 : 155,603.28 = 68,044 : x
2. Step 2: Convert to fraction form
   112,756/155,603.28 = 68,044/x
3. Step 3: Cross multiply
   112,756x = 155,603.28 × 68,044
4. Step 4: Simplify right side
   112,756x = 10,587,869,584.32
5. Step 5: Solve for x
   x = 10,587,869,584.32/112,756
6. Step 6: Final answer
   x = 93,900.72