Finding the Third Proportional to 2,185,121,168 and 4,806,090,392

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185,121,168 : 4,806,090,392 = 4,806,090,392 : x
2. Step 2: Convert to fraction form
   2,185,121,168/4,806,090,392 = 4,806,090,392/x
3. Step 3: Cross multiply
   2,185,121,168x = 4,806,090,392 × 4,806,090,392
4. Step 4: Simplify right side
   2,185,121,168x = 23,098,504,856,074,715,136
5. Step 5: Solve for x
   x = 23,098,504,856,074,715,136/2,185,121,168
6. Step 6: Final answer
   x = 10,570,811,904.78