Finding the Fourth Proportional to 109,300.60, 164,023.80 and 50,105.80

Step by Step Solution

1. Step 1: Write the proportion equation
   109,300.60 : 164,023.80 = 50,105.80 : x
2. Step 2: Convert to fraction form
   109,300.60/164,023.80 = 50,105.80/x
3. Step 3: Cross multiply
   109,300.60x = 164,023.80 × 50,105.80
4. Step 4: Simplify right side
   109,300.60x = 8,218,543,718.04
5. Step 5: Solve for x
   x = 8,218,543,718.04/109,300.60
6. Step 6: Final answer
   x = 75,192.12