Finding the Fourth Proportional to 171,603, 257,443.38 and 60,795

Step by Step Solution

1. Step 1: Write the proportion equation
   171,603 : 257,443.38 = 60,795 : x
2. Step 2: Convert to fraction form
   171,603/257,443.38 = 60,795/x
3. Step 3: Cross multiply
   171,603x = 257,443.38 × 60,795
4. Step 4: Simplify right side
   171,603x = 15,651,270,287.10
5. Step 5: Solve for x
   x = 15,651,270,287.10/171,603
6. Step 6: Final answer
   x = 91,206.27