Finding the Fourth Proportional to 38,637, 57,962.79 and 17,860.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,637 : 57,962.79 = 17,860.50 : x
2. Step 2: Convert to fraction form
   38,637/57,962.79 = 17,860.50/x
3. Step 3: Cross multiply
   38,637x = 57,962.79 × 17,860.50
4. Step 4: Simplify right side
   38,637x = 1,035,244,410.80
5. Step 5: Solve for x
   x = 1,035,244,410.80/38,637
6. Step 6: Final answer
   x = 26,794.12