Finding the Fourth Proportional to 51,165, 70,609.83 and 28,504.00

Step by Step Solution

1. Step 1: Write the proportion equation
   51,165 : 70,609.83 = 28,504.00 : x
2. Step 2: Convert to fraction form
   51,165/70,609.83 = 28,504.00/x
3. Step 3: Cross multiply
   51,165x = 70,609.83 × 28,504.00
4. Step 4: Simplify right side
   51,165x = 2,012,662,575.69
5. Step 5: Solve for x
   x = 2,012,662,575.69/51,165
6. Step 6: Final answer
   x = 39,336.71