Finding the Fourth Proportional to 173,839.05, 260,703.27 and 89,588.52

Step by Step Solution

1. Step 1: Write the proportion equation
   173,839.05 : 260,703.27 = 89,588.52 : x
2. Step 2: Convert to fraction form
   173,839.05/260,703.27 = 89,588.52/x
3. Step 3: Cross multiply
   173,839.05x = 260,703.27 × 89,588.52
4. Step 4: Simplify right side
   173,839.05x = 23,356,020,118.46
5. Step 5: Solve for x
   x = 23,356,020,118.46/173,839.05
6. Step 6: Final answer
   x = 134,354.28