Finding the Fourth Proportional to 123,971.69, 171,077.34 and 70,261.67

Step by Step Solution

1. Step 1: Write the proportion equation
   123,971.69 : 171,077.34 = 70,261.67 : x
2. Step 2: Convert to fraction form
   123,971.69/171,077.34 = 70,261.67/x
3. Step 3: Cross multiply
   123,971.69x = 171,077.34 × 70,261.67
4. Step 4: Simplify right side
   123,971.69x = 12,020,180,298.73
5. Step 5: Solve for x
   x = 12,020,180,298.73/123,971.69
6. Step 6: Final answer
   x = 96,959.07