Finding the Third Proportional to 5,560,924 and 8,160,972

Step by Step Solution

1. Step 1: Write the proportion equation
   5,560,924 : 8,160,972 = 8,160,972 : x
2. Step 2: Convert to fraction form
   5,560,924/8,160,972 = 8,160,972/x
3. Step 3: Cross multiply
   5,560,924x = 8,160,972 × 8,160,972
4. Step 4: Simplify right side
   5,560,924x = 66,601,463,984,784
5. Step 5: Solve for x
   x = 66,601,463,984,784/5,560,924
6. Step 6: Final answer
   x = 11,976,690.20