Finding the Fourth Proportional to 92,268.66, 138,295.46 and 42,354.03

Step by Step Solution

1. Step 1: Write the proportion equation
   92,268.66 : 138,295.46 = 42,354.03 : x
2. Step 2: Convert to fraction form
   92,268.66/138,295.46 = 42,354.03/x
3. Step 3: Cross multiply
   92,268.66x = 138,295.46 × 42,354.03
4. Step 4: Simplify right side
   92,268.66x = 5,857,370,167.59
5. Step 5: Solve for x
   x = 5,857,370,167.59/92,268.66
6. Step 6: Final answer
   x = 63,481.69