Finding the Third Proportional to 565,797,316.50 and 1,236,778,315.50

Step by Step Solution

1. Step 1: Write the proportion equation
   565,797,316.50 : 1,236,778,315.50 = 1,236,778,315.50 : x
2. Step 2: Convert to fraction form
   565,797,316.50/1,236,778,315.50 = 1,236,778,315.50/x
3. Step 3: Cross multiply
   565,797,316.50x = 1,236,778,315.50 × 1,236,778,315.50
4. Step 4: Simplify right side
   565,797,316.50x = 1,529,620,601,691,017,472
5. Step 5: Solve for x
   x = 1,529,620,601,691,017,472/565,797,316.50
6. Step 6: Final answer
   x = 2,703,478,007.20