Finding the Fourth Proportional to 42,956.33, 64,433.07 and 17,654.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,956.33 : 64,433.07 = 17,654.96 : x
2. Step 2: Convert to fraction form
   42,956.33/64,433.07 = 17,654.96/x
3. Step 3: Cross multiply
   42,956.33x = 64,433.07 × 17,654.96
4. Step 4: Simplify right side
   42,956.33x = 1,137,563,434.61
5. Step 5: Solve for x
   x = 1,137,563,434.61/42,956.33
6. Step 6: Final answer
   x = 26,481.86