Finding the Third Proportional to 72,736,530 and 109,860,948

Step by Step Solution

1. Step 1: Write the proportion equation
   72,736,530 : 109,860,948 = 109,860,948 : x
2. Step 2: Convert to fraction form
   72,736,530/109,860,948 = 109,860,948/x
3. Step 3: Cross multiply
   72,736,530x = 109,860,948 × 109,860,948
4. Step 4: Simplify right side
   72,736,530x = 12,069,427,895,458,704
5. Step 5: Solve for x
   x = 12,069,427,895,458,704/72,736,530
6. Step 6: Final answer
   x = 165,933,512.30