Finding the Fourth Proportional to 109,021.10, 163,526.99 and 34,139.59

Step by Step Solution

1. Step 1: Write the proportion equation
   109,021.10 : 163,526.99 = 34,139.59 : x
2. Step 2: Convert to fraction form
   109,021.10/163,526.99 = 34,139.59/x
3. Step 3: Cross multiply
   109,021.10x = 163,526.99 × 34,139.59
4. Step 4: Simplify right side
   109,021.10x = 5,582,743,404.20
5. Step 5: Solve for x
   x = 5,582,743,404.20/109,021.10
6. Step 6: Final answer
   x = 51,207.92