Finding the Third Proportional to 1,216,053 and 2,815,236

Step by Step Solution

1. Step 1: Write the proportion equation
   1,216,053 : 2,815,236 = 2,815,236 : x
2. Step 2: Convert to fraction form
   1,216,053/2,815,236 = 2,815,236/x
3. Step 3: Cross multiply
   1,216,053x = 2,815,236 × 2,815,236
4. Step 4: Simplify right side
   1,216,053x = 7,925,553,735,696
5. Step 5: Solve for x
   x = 7,925,553,735,696/1,216,053
6. Step 6: Final answer
   x = 6,517,441.05