Finding the Fourth Proportional to 123,965.48, 171,071.69 and 70,260.65

Step by Step Solution

1. Step 1: Write the proportion equation
   123,965.48 : 171,071.69 = 70,260.65 : x
2. Step 2: Convert to fraction form
   123,965.48/171,071.69 = 70,260.65/x
3. Step 3: Cross multiply
   123,965.48x = 171,071.69 × 70,260.65
4. Step 4: Simplify right side
   123,965.48x = 12,019,606,929.34
5. Step 5: Solve for x
   x = 12,019,606,929.34/123,965.48
6. Step 6: Final answer
   x = 96,959.31