Finding the Third Proportional to 155,105,289 and 336,060,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,105,289 : 336,060,499.50 = 336,060,499.50 : x
2. Step 2: Convert to fraction form
   155,105,289/336,060,499.50 = 336,060,499.50/x
3. Step 3: Cross multiply
   155,105,289x = 336,060,499.50 × 336,060,499.50
4. Step 4: Simplify right side
   155,105,289x = 112,936,659,324,189,504
5. Step 5: Solve for x
   x = 112,936,659,324,189,504/155,105,289
6. Step 6: Final answer
   x = 728,129,002.26