Finding the Fourth Proportional to 31,792.32, 43,873.59 and 19,862.60

Step by Step Solution

1. Step 1: Write the proportion equation
   31,792.32 : 43,873.59 = 19,862.60 : x
2. Step 2: Convert to fraction form
   31,792.32/43,873.59 = 19,862.60/x
3. Step 3: Cross multiply
   31,792.32x = 43,873.59 × 19,862.60
4. Step 4: Simplify right side
   31,792.32x = 871,443,349.37
5. Step 5: Solve for x
   x = 871,443,349.37/31,792.32
6. Step 6: Final answer
   x = 27,410.50