Finding the Fourth Proportional to 108,829.82, 163,168.16 and 42,213.80

Step by Step Solution

1. Step 1: Write the proportion equation
   108,829.82 : 163,168.16 = 42,213.80 : x
2. Step 2: Convert to fraction form
   108,829.82/163,168.16 = 42,213.80/x
3. Step 3: Cross multiply
   108,829.82x = 163,168.16 × 42,213.80
4. Step 4: Simplify right side
   108,829.82x = 6,887,948,072.61
5. Step 5: Solve for x
   x = 6,887,948,072.61/108,829.82
6. Step 6: Final answer
   x = 63,291.00