Finding the Third Proportional to 605,688,478 and 1,314,748,468

Step by Step Solution

1. Step 1: Write the proportion equation
   605,688,478 : 1,314,748,468 = 1,314,748,468 : x
2. Step 2: Convert to fraction form
   605,688,478/1,314,748,468 = 1,314,748,468/x
3. Step 3: Cross multiply
   605,688,478x = 1,314,748,468 × 1,314,748,468
4. Step 4: Simplify right side
   605,688,478x = 1,728,563,534,108,347,136
5. Step 5: Solve for x
   x = 1,728,563,534,108,347,136/605,688,478
6. Step 6: Final answer
   x = 2,853,882,147.17