Finding the Third Proportional to 13,921,647 and 29,975,978

Step by Step Solution

1. Step 1: Write the proportion equation
   13,921,647 : 29,975,978 = 29,975,978 : x
2. Step 2: Convert to fraction form
   13,921,647/29,975,978 = 29,975,978/x
3. Step 3: Cross multiply
   13,921,647x = 29,975,978 × 29,975,978
4. Step 4: Simplify right side
   13,921,647x = 898,559,257,056,484
5. Step 5: Solve for x
   x = 898,559,257,056,484/13,921,647
6. Step 6: Final answer
   x = 64,544,033.98