Finding the Fourth Proportional to 105,597.06, 158,378.76 and 34,519.20

Step by Step Solution

1. Step 1: Write the proportion equation
   105,597.06 : 158,378.76 = 34,519.20 : x
2. Step 2: Convert to fraction form
   105,597.06/158,378.76 = 34,519.20/x
3. Step 3: Cross multiply
   105,597.06x = 158,378.76 × 34,519.20
4. Step 4: Simplify right side
   105,597.06x = 5,467,108,092.19
5. Step 5: Solve for x
   x = 5,467,108,092.19/105,597.06
6. Step 6: Final answer
   x = 51,773.30