Finding the Fourth Proportional to 108,808.76, 163,171.59 and 42,240.29

Step by Step Solution

1. Step 1: Write the proportion equation
   108,808.76 : 163,171.59 = 42,240.29 : x
2. Step 2: Convert to fraction form
   108,808.76/163,171.59 = 42,240.29/x
3. Step 3: Cross multiply
   108,808.76x = 163,171.59 × 42,240.29
4. Step 4: Simplify right side
   108,808.76x = 6,892,415,281.36
5. Step 5: Solve for x
   x = 6,892,415,281.36/108,808.76
6. Step 6: Final answer
   x = 63,344.31