Finding the Third Proportional to 84,505,727 and 185,151,513

Step by Step Solution

1. Step 1: Write the proportion equation
   84,505,727 : 185,151,513 = 185,151,513 : x
2. Step 2: Convert to fraction form
   84,505,727/185,151,513 = 185,151,513/x
3. Step 3: Cross multiply
   84,505,727x = 185,151,513 × 185,151,513
4. Step 4: Simplify right side
   84,505,727x = 34,281,082,766,189,168
5. Step 5: Solve for x
   x = 34,281,082,766,189,168/84,505,727
6. Step 6: Final answer
   x = 405,665,793.11