Finding the Third Proportional to 45,586,570,899 and 99,020,613,354

Step by Step Solution

1. Step 1: Write the proportion equation
   45,586,570,899 : 99,020,613,354 = 99,020,613,354 : x
2. Step 2: Convert to fraction form
   45,586,570,899/99,020,613,354 = 99,020,613,354/x
3. Step 3: Cross multiply
   45,586,570,899x = 99,020,613,354 × 99,020,613,354
4. Step 4: Simplify right side
   45,586,570,899x = 9,805,081,869,002,362,322,944
5. Step 5: Solve for x
   x = 9,805,081,869,002,362,322,944/45,586,570,899
6. Step 6: Final answer
   x = 215,087,067,871.94