Finding the Third Proportional to 719,687,499.47 and 1,105,720,301.67

Step by Step Solution

1. Step 1: Write the proportion equation
   719,687,499.47 : 1,105,720,301.67 = 1,105,720,301.67 : x
2. Step 2: Convert to fraction form
   719,687,499.47/1,105,720,301.67 = 1,105,720,301.67/x
3. Step 3: Cross multiply
   719,687,499.47x = 1,105,720,301.67 × 1,105,720,301.67
4. Step 4: Simplify right side
   719,687,499.47x = 1,222,617,385,529,397,504
5. Step 5: Solve for x
   x = 1,222,617,385,529,397,504/719,687,499.47
6. Step 6: Final answer
   x = 1,698,817,037.16