Finding the Third Proportional to 9,316,872 and 19,753,488

Step by Step Solution

1. Step 1: Write the proportion equation
   9,316,872 : 19,753,488 = 19,753,488 : x
2. Step 2: Convert to fraction form
   9,316,872/19,753,488 = 19,753,488/x
3. Step 3: Cross multiply
   9,316,872x = 19,753,488 × 19,753,488
4. Step 4: Simplify right side
   9,316,872x = 390,200,288,166,144
5. Step 5: Solve for x
   x = 390,200,288,166,144/9,316,872
6. Step 6: Final answer
   x = 41,881,039.92