Finding the Fourth Proportional to 42,727.33, 64,095.68 and 17,770.33

Step by Step Solution

1. Step 1: Write the proportion equation
   42,727.33 : 64,095.68 = 17,770.33 : x
2. Step 2: Convert to fraction form
   42,727.33/64,095.68 = 17,770.33/x
3. Step 3: Cross multiply
   42,727.33x = 64,095.68 × 17,770.33
4. Step 4: Simplify right side
   42,727.33x = 1,139,001,385.17
5. Step 5: Solve for x
   x = 1,139,001,385.17/42,727.33
6. Step 6: Final answer
   x = 26,657.44