Finding the Third Proportional to 19,951,428 and 42,886,476

Step by Step Solution

1. Step 1: Write the proportion equation
   19,951,428 : 42,886,476 = 42,886,476 : x
2. Step 2: Convert to fraction form
   19,951,428/42,886,476 = 42,886,476/x
3. Step 3: Cross multiply
   19,951,428x = 42,886,476 × 42,886,476
4. Step 4: Simplify right side
   19,951,428x = 1,839,249,823,698,576
5. Step 5: Solve for x
   x = 1,839,249,823,698,576/19,951,428
6. Step 6: Final answer
   x = 92,186,375.02