Finding the Third Proportional to 19,434,603 and 42,530,262

Step by Step Solution

1. Step 1: Write the proportion equation
   19,434,603 : 42,530,262 = 42,530,262 : x
2. Step 2: Convert to fraction form
   19,434,603/42,530,262 = 42,530,262/x
3. Step 3: Cross multiply
   19,434,603x = 42,530,262 × 42,530,262
4. Step 4: Simplify right side
   19,434,603x = 1,808,823,185,788,644
5. Step 5: Solve for x
   x = 1,808,823,185,788,644/19,434,603
6. Step 6: Final answer
   x = 93,072,299.23