Finding the Fourth Proportional to 70,015.30, 96,617.27 and 39,796.42

Step by Step Solution

1. Step 1: Write the proportion equation
   70,015.30 : 96,617.27 = 39,796.42 : x
2. Step 2: Convert to fraction form
   70,015.30/96,617.27 = 39,796.42/x
3. Step 3: Cross multiply
   70,015.30x = 96,617.27 × 39,796.42
4. Step 4: Simplify right side
   70,015.30x = 3,845,021,456.17
5. Step 5: Solve for x
   x = 3,845,021,456.17/70,015.30
6. Step 6: Final answer
   x = 54,916.87