Finding the Fourth Proportional to 106,741.98, 160,139.25 and 75,213.62

Step by Step Solution

1. Step 1: Write the proportion equation
   106,741.98 : 160,139.25 = 75,213.62 : x
2. Step 2: Convert to fraction form
   106,741.98/160,139.25 = 75,213.62/x
3. Step 3: Cross multiply
   106,741.98x = 160,139.25 × 75,213.62
4. Step 4: Simplify right side
   106,741.98x = 12,044,651,895.89
5. Step 5: Solve for x
   x = 12,044,651,895.89/106,741.98
6. Step 6: Final answer
   x = 112,838.94