Finding the Third Proportional to 2,545,123.50 and 5,454,567

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,123.50 : 5,454,567 = 5,454,567 : x
2. Step 2: Convert to fraction form
   2,545,123.50/5,454,567 = 5,454,567/x
3. Step 3: Cross multiply
   2,545,123.50x = 5,454,567 × 5,454,567
4. Step 4: Simplify right side
   2,545,123.50x = 29,752,301,157,489
5. Step 5: Solve for x
   x = 29,752,301,157,489/2,545,123.50
6. Step 6: Final answer
   x = 11,689,924.34