Finding the Third Proportional to 19,461,909 and 42,808,765

Step by Step Solution

1. Step 1: Write the proportion equation
   19,461,909 : 42,808,765 = 42,808,765 : x
2. Step 2: Convert to fraction form
   19,461,909/42,808,765 = 42,808,765/x
3. Step 3: Cross multiply
   19,461,909x = 42,808,765 × 42,808,765
4. Step 4: Simplify right side
   19,461,909x = 1,832,590,360,825,225
5. Step 5: Solve for x
   x = 1,832,590,360,825,225/19,461,909
6. Step 6: Final answer
   x = 94,162,929.28