Finding the Fourth Proportional to 42,773.93, 64,171.82 and 17,805.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,773.93 : 64,171.82 = 17,805.68 : x
2. Step 2: Convert to fraction form
   42,773.93/64,171.82 = 17,805.68/x
3. Step 3: Cross multiply
   42,773.93x = 64,171.82 × 17,805.68
4. Step 4: Simplify right side
   42,773.93x = 1,142,622,891.94
5. Step 5: Solve for x
   x = 1,142,622,891.94/42,773.93
6. Step 6: Final answer
   x = 26,713.07