Finding the Fourth Proportional to 42,833.32, 64,215.34 and 17,892.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,833.32 : 64,215.34 = 17,892.47 : x
2. Step 2: Convert to fraction form
   42,833.32/64,215.34 = 17,892.47/x
3. Step 3: Cross multiply
   42,833.32x = 64,215.34 × 17,892.47
4. Step 4: Simplify right side
   42,833.32x = 1,148,971,044.49
5. Step 5: Solve for x
   x = 1,148,971,044.49/42,833.32
6. Step 6: Final answer
   x = 26,824.24