Finding the Third Proportional to 35,815.50 and 84,246.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,815.50 : 84,246.75 = 84,246.75 : x
2. Step 2: Convert to fraction form
   35,815.50/84,246.75 = 84,246.75/x
3. Step 3: Cross multiply
   35,815.50x = 84,246.75 × 84,246.75
4. Step 4: Simplify right side
   35,815.50x = 7,097,514,885.56
5. Step 5: Solve for x
   x = 7,097,514,885.56/35,815.50
6. Step 6: Final answer
   x = 198,168.81