Finding the Third Proportional to 19,510,960 and 42,018,650

Step by Step Solution

1. Step 1: Write the proportion equation
   19,510,960 : 42,018,650 = 42,018,650 : x
2. Step 2: Convert to fraction form
   19,510,960/42,018,650 = 42,018,650/x
3. Step 3: Cross multiply
   19,510,960x = 42,018,650 × 42,018,650
4. Step 4: Simplify right side
   19,510,960x = 1,765,566,947,822,500
5. Step 5: Solve for x
   x = 1,765,566,947,822,500/19,510,960
6. Step 6: Final answer
   x = 90,491,034.16