Finding the Third Proportional to 17,642,748 and 37,988,700

Step by Step Solution

1. Step 1: Write the proportion equation
   17,642,748 : 37,988,700 = 37,988,700 : x
2. Step 2: Convert to fraction form
   17,642,748/37,988,700 = 37,988,700/x
3. Step 3: Cross multiply
   17,642,748x = 37,988,700 × 37,988,700
4. Step 4: Simplify right side
   17,642,748x = 1,443,141,327,690,000
5. Step 5: Solve for x
   x = 1,443,141,327,690,000/17,642,748
6. Step 6: Final answer
   x = 81,797,990.18