Finding the Fourth Proportional to 68,287.82, 102,495.71 and 42,043.82

Step by Step Solution

1. Step 1: Write the proportion equation
   68,287.82 : 102,495.71 = 42,043.82 : x
2. Step 2: Convert to fraction form
   68,287.82/102,495.71 = 42,043.82/x
3. Step 3: Cross multiply
   68,287.82x = 102,495.71 × 42,043.82
4. Step 4: Simplify right side
   68,287.82x = 4,309,310,459.31
5. Step 5: Solve for x
   x = 4,309,310,459.31/68,287.82
6. Step 6: Final answer
   x = 63,105.12