Finding the Third Proportional to 9,229,148 and 19,877,632

Step by Step Solution

1. Step 1: Write the proportion equation
   9,229,148 : 19,877,632 = 19,877,632 : x
2. Step 2: Convert to fraction form
   9,229,148/19,877,632 = 19,877,632/x
3. Step 3: Cross multiply
   9,229,148x = 19,877,632 × 19,877,632
4. Step 4: Simplify right side
   9,229,148x = 395,120,253,927,424
5. Step 5: Solve for x
   x = 395,120,253,927,424/9,229,148
6. Step 6: Final answer
   x = 42,812,213.43