Finding the Fourth Proportional to 112,755, 155,601.90 and 68,043

Step by Step Solution

1. Step 1: Write the proportion equation
   112,755 : 155,601.90 = 68,043 : x
2. Step 2: Convert to fraction form
   112,755/155,601.90 = 68,043/x
3. Step 3: Cross multiply
   112,755x = 155,601.90 × 68,043
4. Step 4: Simplify right side
   112,755x = 10,587,620,081.70
5. Step 5: Solve for x
   x = 10,587,620,081.70/112,755
6. Step 6: Final answer
   x = 93,899.34