Finding the Fourth Proportional to 105,016.30, 157,524.12 and 26,130.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,016.30 : 157,524.12 = 26,130.52 : x
2. Step 2: Convert to fraction form
   105,016.30/157,524.12 = 26,130.52/x
3. Step 3: Cross multiply
   105,016.30x = 157,524.12 × 26,130.52
4. Step 4: Simplify right side
   105,016.30x = 4,116,187,168.14
5. Step 5: Solve for x
   x = 4,116,187,168.14/105,016.30
6. Step 6: Final answer
   x = 39,195.70