Finding the Third Proportional to 9,142,080 and 19,499,136

Step by Step Solution

1. Step 1: Write the proportion equation
   9,142,080 : 19,499,136 = 19,499,136 : x
2. Step 2: Convert to fraction form
   9,142,080/19,499,136 = 19,499,136/x
3. Step 3: Cross multiply
   9,142,080x = 19,499,136 × 19,499,136
4. Step 4: Simplify right side
   9,142,080x = 380,216,304,746,496
5. Step 5: Solve for x
   x = 380,216,304,746,496/9,142,080
6. Step 6: Final answer
   x = 41,589,693.46