Finding the Third Proportional to 455,362.50 and 979,611

Step by Step Solution

1. Step 1: Write the proportion equation
   455,362.50 : 979,611 = 979,611 : x
2. Step 2: Convert to fraction form
   455,362.50/979,611 = 979,611/x
3. Step 3: Cross multiply
   455,362.50x = 979,611 × 979,611
4. Step 4: Simplify right side
   455,362.50x = 959,637,711,321
5. Step 5: Solve for x
   x = 959,637,711,321/455,362.50
6. Step 6: Final answer
   x = 2,107,414.89