Finding the Third Proportional to 21,121,978,920 and 44,762,191,024

Step by Step Solution

1. Step 1: Write the proportion equation
   21,121,978,920 : 44,762,191,024 = 44,762,191,024 : x
2. Step 2: Convert to fraction form
   21,121,978,920/44,762,191,024 = 44,762,191,024/x
3. Step 3: Cross multiply
   21,121,978,920x = 44,762,191,024 × 44,762,191,024
4. Step 4: Simplify right side
   21,121,978,920x = 2,003,653,745,269,066,170,368
5. Step 5: Solve for x
   x = 2,003,653,745,269,066,170,368/21,121,978,920
6. Step 6: Final answer
   x = 94,861,080,624.02