Finding the Fourth Proportional to 60,760.32, 91,143.24 and 18,637.32

Step by Step Solution

1. Step 1: Write the proportion equation
   60,760.32 : 91,143.24 = 18,637.32 : x
2. Step 2: Convert to fraction form
   60,760.32/91,143.24 = 18,637.32/x
3. Step 3: Cross multiply
   60,760.32x = 91,143.24 × 18,637.32
4. Step 4: Simplify right side
   60,760.32x = 1,698,665,729.72
5. Step 5: Solve for x
   x = 1,698,665,729.72/60,760.32
6. Step 6: Final answer
   x = 27,956.83