Finding the Fourth Proportional to 109,306.10, 164,032.05 and 50,111.30

Step by Step Solution

1. Step 1: Write the proportion equation
   109,306.10 : 164,032.05 = 50,111.30 : x
2. Step 2: Convert to fraction form
   109,306.10/164,032.05 = 50,111.30/x
3. Step 3: Cross multiply
   109,306.10x = 164,032.05 × 50,111.30
4. Step 4: Simplify right side
   109,306.10x = 8,219,859,267.17
5. Step 5: Solve for x
   x = 8,219,859,267.17/109,306.10
6. Step 6: Final answer
   x = 75,200.37