Finding the Fourth Proportional to 105,101.75, 157,521.41 and 52,526.27

Step by Step Solution

1. Step 1: Write the proportion equation
   105,101.75 : 157,521.41 = 52,526.27 : x
2. Step 2: Convert to fraction form
   105,101.75/157,521.41 = 52,526.27/x
3. Step 3: Cross multiply
   105,101.75x = 157,521.41 × 52,526.27
4. Step 4: Simplify right side
   105,101.75x = 8,274,012,440.59
5. Step 5: Solve for x
   x = 8,274,012,440.59/105,101.75
6. Step 6: Final answer
   x = 78,723.83