Finding the Fourth Proportional to 123,300.86, 170,155.77 and 69,588.14

Step by Step Solution

1. Step 1: Write the proportion equation
   123,300.86 : 170,155.77 = 69,588.14 : x
2. Step 2: Convert to fraction form
   123,300.86/170,155.77 = 69,588.14/x
3. Step 3: Cross multiply
   123,300.86x = 170,155.77 × 69,588.14
4. Step 4: Simplify right side
   123,300.86x = 11,840,823,544.57
5. Step 5: Solve for x
   x = 11,840,823,544.57/123,300.86
6. Step 6: Final answer
   x = 96,031.96