Finding the Third Proportional to 5,426,106 and 8,397,997.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,426,106 : 8,397,997.50 = 8,397,997.50 : x
2. Step 2: Convert to fraction form
   5,426,106/8,397,997.50 = 8,397,997.50/x
3. Step 3: Cross multiply
   5,426,106x = 8,397,997.50 × 8,397,997.50
4. Step 4: Simplify right side
   5,426,106x = 70,526,362,010,006.25
5. Step 5: Solve for x
   x = 70,526,362,010,006.25/5,426,106
6. Step 6: Final answer
   x = 12,997,601.23