Finding the Fourth Proportional to 160,695, 221,735.82 and 89,075

Step by Step Solution

1. Step 1: Write the proportion equation
   160,695 : 221,735.82 = 89,075 : x
2. Step 2: Convert to fraction form
   160,695/221,735.82 = 89,075/x
3. Step 3: Cross multiply
   160,695x = 221,735.82 × 89,075
4. Step 4: Simplify right side
   160,695x = 19,751,118,166.50
5. Step 5: Solve for x
   x = 19,751,118,166.50/160,695
6. Step 6: Final answer
   x = 122,910.60