Finding the Fourth Proportional to 42,924.06, 64,374.48 and 17,959

Step by Step Solution

1. Step 1: Write the proportion equation
   42,924.06 : 64,374.48 = 17,959 : x
2. Step 2: Convert to fraction form
   42,924.06/64,374.48 = 17,959/x
3. Step 3: Cross multiply
   42,924.06x = 64,374.48 × 17,959
4. Step 4: Simplify right side
   42,924.06x = 1,156,101,286.32
5. Step 5: Solve for x
   x = 1,156,101,286.32/42,924.06
6. Step 6: Final answer
   x = 26,933.64