Finding the Third Proportional to 64,602,624 and 99,298,878

Step by Step Solution

1. Step 1: Write the proportion equation
   64,602,624 : 99,298,878 = 99,298,878 : x
2. Step 2: Convert to fraction form
   64,602,624/99,298,878 = 99,298,878/x
3. Step 3: Cross multiply
   64,602,624x = 99,298,878 × 99,298,878
4. Step 4: Simplify right side
   64,602,624x = 9,860,267,172,058,884
5. Step 5: Solve for x
   x = 9,860,267,172,058,884/64,602,624
6. Step 6: Final answer
   x = 152,629,515.05