Finding the Third Proportional to 4,224,654 and 9,122,796

Step by Step Solution

1. Step 1: Write the proportion equation
   4,224,654 : 9,122,796 = 9,122,796 : x
2. Step 2: Convert to fraction form
   4,224,654/9,122,796 = 9,122,796/x
3. Step 3: Cross multiply
   4,224,654x = 9,122,796 × 9,122,796
4. Step 4: Simplify right side
   4,224,654x = 83,225,406,857,616
5. Step 5: Solve for x
   x = 83,225,406,857,616/4,224,654
6. Step 6: Final answer
   x = 19,699,934.45