Finding the Fourth Proportional to 37,698.97, 56,462.30 and 17,991.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,698.97 : 56,462.30 = 17,991.37 : x
2. Step 2: Convert to fraction form
   37,698.97/56,462.30 = 17,991.37/x
3. Step 3: Cross multiply
   37,698.97x = 56,462.30 × 17,991.37
4. Step 4: Simplify right side
   37,698.97x = 1,015,833,825.55
5. Step 5: Solve for x
   x = 1,015,833,825.55/37,698.97
6. Step 6: Final answer
   x = 26,945.93