Finding the Third Proportional to 605,688,499.13 and 1,314,748,499.63

Step by Step Solution

1. Step 1: Write the proportion equation
   605,688,499.13 : 1,314,748,499.63 = 1,314,748,499.63 : x
2. Step 2: Convert to fraction form
   605,688,499.13/1,314,748,499.63 = 1,314,748,499.63/x
3. Step 3: Cross multiply
   605,688,499.13x = 1,314,748,499.63 × 1,314,748,499.63
4. Step 4: Simplify right side
   605,688,499.13x = 1,728,563,617,266,188,544
5. Step 5: Solve for x
   x = 1,728,563,617,266,188,544/605,688,499.13
6. Step 6: Final answer
   x = 2,853,882,184.92