Finding the Third Proportional to 19,807 and 28,818

Step by Step Solution

1. Step 1: Write the proportion equation
   19,807 : 28,818 = 28,818 : x
2. Step 2: Convert to fraction form
   19,807/28,818 = 28,818/x
3. Step 3: Cross multiply
   19,807x = 28,818 × 28,818
4. Step 4: Simplify right side
   19,807x = 830,477,124
5. Step 5: Solve for x
   x = 830,477,124/19,807
6. Step 6: Final answer
   x = 41,928.47