Finding the Third Proportional to 8,191,316 and 17,873,320

Step by Step Solution

1. Step 1: Write the proportion equation
   8,191,316 : 17,873,320 = 17,873,320 : x
2. Step 2: Convert to fraction form
   8,191,316/17,873,320 = 17,873,320/x
3. Step 3: Cross multiply
   8,191,316x = 17,873,320 × 17,873,320
4. Step 4: Simplify right side
   8,191,316x = 319,455,567,822,400
5. Step 5: Solve for x
   x = 319,455,567,822,400/8,191,316
6. Step 6: Final answer
   x = 38,999,297.28