Finding the Third Proportional to 86,090,972,411.25 and 121,182,231,087

Step by Step Solution

1. Step 1: Write the proportion equation
   86,090,972,411.25 : 121,182,231,087 = 121,182,231,087 : x
2. Step 2: Convert to fraction form
   86,090,972,411.25/121,182,231,087 = 121,182,231,087/x
3. Step 3: Cross multiply
   86,090,972,411.25x = 121,182,231,087 × 121,182,231,087
4. Step 4: Simplify right side
   86,090,972,411.25x = 14,685,133,131,223,069,097,984
5. Step 5: Solve for x
   x = 14,685,133,131,223,069,097,984/86,090,972,411.25
6. Step 6: Final answer
   x = 170,576,922,526.48