Finding the Fourth Proportional to 109,300.10, 164,023.05 and 50,105.30

Step by Step Solution

1. Step 1: Write the proportion equation
   109,300.10 : 164,023.05 = 50,105.30 : x
2. Step 2: Convert to fraction form
   109,300.10/164,023.05 = 50,105.30/x
3. Step 3: Cross multiply
   109,300.10x = 164,023.05 × 50,105.30
4. Step 4: Simplify right side
   109,300.10x = 8,218,424,127.17
5. Step 5: Solve for x
   x = 8,218,424,127.17/109,300.10
6. Step 6: Final answer
   x = 75,191.37