Finding the Third Proportional to 13,329,815,244 and 28,665,721,848

Step by Step Solution

1. Step 1: Write the proportion equation
   13,329,815,244 : 28,665,721,848 = 28,665,721,848 : x
2. Step 2: Convert to fraction form
   13,329,815,244/28,665,721,848 = 28,665,721,848/x
3. Step 3: Cross multiply
   13,329,815,244x = 28,665,721,848 × 28,665,721,848
4. Step 4: Simplify right side
   13,329,815,244x = 821,723,609,066,904,485,888
5. Step 5: Solve for x
   x = 821,723,609,066,904,485,888/13,329,815,244
6. Step 6: Final answer
   x = 61,645,536,267.79