Finding the Third Proportional to 19,249,315 and 42,802,457

Step by Step Solution

1. Step 1: Write the proportion equation
   19,249,315 : 42,802,457 = 42,802,457 : x
2. Step 2: Convert to fraction form
   19,249,315/42,802,457 = 42,802,457/x
3. Step 3: Cross multiply
   19,249,315x = 42,802,457 × 42,802,457
4. Step 4: Simplify right side
   19,249,315x = 1,832,050,325,236,849
5. Step 5: Solve for x
   x = 1,832,050,325,236,849/19,249,315
6. Step 6: Final answer
   x = 95,174,832.21