Finding the Fourth Proportional to 109,196.87, 163,796.21 and 34,315.34

Step by Step Solution

1. Step 1: Write the proportion equation
   109,196.87 : 163,796.21 = 34,315.34 : x
2. Step 2: Convert to fraction form
   109,196.87/163,796.21 = 34,315.34/x
3. Step 3: Cross multiply
   109,196.87x = 163,796.21 × 34,315.34
4. Step 4: Simplify right side
   109,196.87x = 5,620,721,646.30
5. Step 5: Solve for x
   x = 5,620,721,646.30/109,196.87
6. Step 6: Final answer
   x = 51,473.29