Finding the Third Proportional to 2,564,653.50 and 5,573,790

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564,653.50 : 5,573,790 = 5,573,790 : x
2. Step 2: Convert to fraction form
   2,564,653.50/5,573,790 = 5,573,790/x
3. Step 3: Cross multiply
   2,564,653.50x = 5,573,790 × 5,573,790
4. Step 4: Simplify right side
   2,564,653.50x = 31,067,134,964,100
5. Step 5: Solve for x
   x = 31,067,134,964,100/2,564,653.50
6. Step 6: Final answer
   x = 12,113,579.85