Finding the Third Proportional to 83,672,629 and 180,789,962

Step by Step Solution

1. Step 1: Write the proportion equation
   83,672,629 : 180,789,962 = 180,789,962 : x
2. Step 2: Convert to fraction form
   83,672,629/180,789,962 = 180,789,962/x
3. Step 3: Cross multiply
   83,672,629x = 180,789,962 × 180,789,962
4. Step 4: Simplify right side
   83,672,629x = 32,685,010,359,961,444
5. Step 5: Solve for x
   x = 32,685,010,359,961,444/83,672,629
6. Step 6: Final answer
   x = 390,629,656.92