Finding the Third Proportional to 7,814,197 and 12,075,571.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,814,197 : 12,075,571.50 = 12,075,571.50 : x
2. Step 2: Convert to fraction form
   7,814,197/12,075,571.50 = 12,075,571.50/x
3. Step 3: Cross multiply
   7,814,197x = 12,075,571.50 × 12,075,571.50
4. Step 4: Simplify right side
   7,814,197x = 145,819,427,051,612.25
5. Step 5: Solve for x
   x = 145,819,427,051,612.25/7,814,197
6. Step 6: Final answer
   x = 18,660,833.23