Finding the Fourth Proportional to 70,015.72, 96,617.88 and 39,796.84

Step by Step Solution

1. Step 1: Write the proportion equation
   70,015.72 : 96,617.88 = 39,796.84 : x
2. Step 2: Convert to fraction form
   70,015.72/96,617.88 = 39,796.84/x
3. Step 3: Cross multiply
   70,015.72x = 96,617.88 × 39,796.84
4. Step 4: Simplify right side
   70,015.72x = 3,845,086,311.50
5. Step 5: Solve for x
   x = 3,845,086,311.50/70,015.72
6. Step 6: Final answer
   x = 54,917.47