Finding the Fourth Proportional to 37,659.18, 51,969.50 and 20,892.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,659.18 : 51,969.50 = 20,892.18 : x
2. Step 2: Convert to fraction form
   37,659.18/51,969.50 = 20,892.18/x
3. Step 3: Cross multiply
   37,659.18x = 51,969.50 × 20,892.18
4. Step 4: Simplify right side
   37,659.18x = 1,085,756,148.51
5. Step 5: Solve for x
   x = 1,085,756,148.51/37,659.18
6. Step 6: Final answer
   x = 28,831.11