Finding the Fourth Proportional to 123,415.08, 170,312.52 and 69,697.48

Step by Step Solution

1. Step 1: Write the proportion equation
   123,415.08 : 170,312.52 = 69,697.48 : x
2. Step 2: Convert to fraction form
   123,415.08/170,312.52 = 69,697.48/x
3. Step 3: Cross multiply
   123,415.08x = 170,312.52 × 69,697.48
4. Step 4: Simplify right side
   123,415.08x = 11,870,353,456.45
5. Step 5: Solve for x
   x = 11,870,353,456.45/123,415.08
6. Step 6: Final answer
   x = 96,182.36