Finding the Third Proportional to 605,688,718.50 and 1,314,748,867.50

Step by Step Solution

1. Step 1: Write the proportion equation
   605,688,718.50 : 1,314,748,867.50 = 1,314,748,867.50 : x
2. Step 2: Convert to fraction form
   605,688,718.50/1,314,748,867.50 = 1,314,748,867.50/x
3. Step 3: Cross multiply
   605,688,718.50x = 1,314,748,867.50 × 1,314,748,867.50
4. Step 4: Simplify right side
   605,688,718.50x = 1,728,564,584,592,532,480
5. Step 5: Solve for x
   x = 1,728,564,584,592,532,480/605,688,718.50
6. Step 6: Final answer
   x = 2,853,882,748.34