Finding the Third Proportional to 47,115,435 and 99,663,216

Step by Step Solution

1. Step 1: Write the proportion equation
   47,115,435 : 99,663,216 = 99,663,216 : x
2. Step 2: Convert to fraction form
   47,115,435/99,663,216 = 99,663,216/x
3. Step 3: Cross multiply
   47,115,435x = 99,663,216 × 99,663,216
4. Step 4: Simplify right side
   47,115,435x = 9,932,756,623,462,656
5. Step 5: Solve for x
   x = 9,932,756,623,462,656/47,115,435
6. Step 6: Final answer
   x = 210,817,466.15