Finding the Fourth Proportional to 105,241.33, 157,867.46 and 52,633.05

Step by Step Solution

1. Step 1: Write the proportion equation
   105,241.33 : 157,867.46 = 52,633.05 : x
2. Step 2: Convert to fraction form
   105,241.33/157,867.46 = 52,633.05/x
3. Step 3: Cross multiply
   105,241.33x = 157,867.46 × 52,633.05
4. Step 4: Simplify right side
   105,241.33x = 8,309,045,915.55
5. Step 5: Solve for x
   x = 8,309,045,915.55/105,241.33
6. Step 6: Final answer
   x = 78,952.31