Finding the Third Proportional to 8,865,442 and 19,412,404

Step by Step Solution

1. Step 1: Write the proportion equation
   8,865,442 : 19,412,404 = 19,412,404 : x
2. Step 2: Convert to fraction form
   8,865,442/19,412,404 = 19,412,404/x
3. Step 3: Cross multiply
   8,865,442x = 19,412,404 × 19,412,404
4. Step 4: Simplify right side
   8,865,442x = 376,841,429,059,216
5. Step 5: Solve for x
   x = 376,841,429,059,216/8,865,442
6. Step 6: Final answer
   x = 42,506,784.10