Finding the Third Proportional to 368,003,837.25 and 546,227,550

Step by Step Solution

1. Step 1: Write the proportion equation
   368,003,837.25 : 546,227,550 = 546,227,550 : x
2. Step 2: Convert to fraction form
   368,003,837.25/546,227,550 = 546,227,550/x
3. Step 3: Cross multiply
   368,003,837.25x = 546,227,550 × 546,227,550
4. Step 4: Simplify right side
   368,003,837.25x = 298,364,536,379,002,496
5. Step 5: Solve for x
   x = 298,364,536,379,002,496/368,003,837.25
6. Step 6: Final answer
   x = 810,764,742.59