Finding the Fourth Proportional to 260,189.89, 359,122.71 and 169,388.48

Step by Step Solution

1. Step 1: Write the proportion equation
   260,189.89 : 359,122.71 = 169,388.48 : x
2. Step 2: Convert to fraction form
   260,189.89/359,122.71 = 169,388.48/x
3. Step 3: Cross multiply
   260,189.89x = 359,122.71 × 169,388.48
4. Step 4: Simplify right side
   260,189.89x = 60,831,251,513.39
5. Step 5: Solve for x
   x = 60,831,251,513.39/260,189.89
6. Step 6: Final answer
   x = 233,795.60