Finding the Third Proportional to 372,589,233,540 and 810,460,039,880

Step by Step Solution

1. Step 1: Write the proportion equation
   372,589,233,540 : 810,460,039,880 = 810,460,039,880 : x
2. Step 2: Convert to fraction form
   372,589,233,540/810,460,039,880 = 810,460,039,880/x
3. Step 3: Cross multiply
   372,589,233,540x = 810,460,039,880 × 810,460,039,880
4. Step 4: Simplify right side
   372,589,233,540x = 656,845,476,242,291,182,010,368
5. Step 5: Solve for x
   x = 656,845,476,242,291,182,010,368/372,589,233,540
6. Step 6: Final answer
   x = 1,762,921,247,083.69