Finding the Third Proportional to 132,563,304 and 288,072,648

Step by Step Solution

1. Step 1: Write the proportion equation
   132,563,304 : 288,072,648 = 288,072,648 : x
2. Step 2: Convert to fraction form
   132,563,304/288,072,648 = 288,072,648/x
3. Step 3: Cross multiply
   132,563,304x = 288,072,648 × 288,072,648
4. Step 4: Simplify right side
   132,563,304x = 82,985,850,525,731,904
5. Step 5: Solve for x
   x = 82,985,850,525,731,904/132,563,304
6. Step 6: Final answer
   x = 626,009,219.91