Finding the Third Proportional to 9,260,154 and 19,942,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,260,154 : 19,942,582.50 = 19,942,582.50 : x
2. Step 2: Convert to fraction form
   9,260,154/19,942,582.50 = 19,942,582.50/x
3. Step 3: Cross multiply
   9,260,154x = 19,942,582.50 × 19,942,582.50
4. Step 4: Simplify right side
   9,260,154x = 397,706,596,769,306.25
5. Step 5: Solve for x
   x = 397,706,596,769,306.25/9,260,154
6. Step 6: Final answer
   x = 42,948,162.28