Finding the Fourth Proportional to 70,181.34, 96,854.10 and 39,976.14

Step by Step Solution

1. Step 1: Write the proportion equation
   70,181.34 : 96,854.10 = 39,976.14 : x
2. Step 2: Convert to fraction form
   70,181.34/96,854.10 = 39,976.14/x
3. Step 3: Cross multiply
   70,181.34x = 96,854.10 × 39,976.14
4. Step 4: Simplify right side
   70,181.34x = 3,871,853,061.17
5. Step 5: Solve for x
   x = 3,871,853,061.17/70,181.34
6. Step 6: Final answer
   x = 55,169.27