Finding the Third Proportional to 194,208,610.50 and 416,118,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   194,208,610.50 : 416,118,559.50 = 416,118,559.50 : x
2. Step 2: Convert to fraction form
   194,208,610.50/416,118,559.50 = 416,118,559.50/x
3. Step 3: Cross multiply
   194,208,610.50x = 416,118,559.50 × 416,118,559.50
4. Step 4: Simplify right side
   194,208,610.50x = 173,154,655,560,355,040
5. Step 5: Solve for x
   x = 173,154,655,560,355,040/194,208,610.50
6. Step 6: Final answer
   x = 891,591,032.52