Finding the Third Proportional to 2,545,926 and 5,490,433.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,926 : 5,490,433.50 = 5,490,433.50 : x
2. Step 2: Convert to fraction form
   2,545,926/5,490,433.50 = 5,490,433.50/x
3. Step 3: Cross multiply
   2,545,926x = 5,490,433.50 × 5,490,433.50
4. Step 4: Simplify right side
   2,545,926x = 30,144,860,017,922.25
5. Step 5: Solve for x
   x = 30,144,860,017,922.25/2,545,926
6. Step 6: Final answer
   x = 11,840,430.56