Finding the Third Proportional to 269,689,164 and 580,309,113

Step by Step Solution

1. Step 1: Write the proportion equation
   269,689,164 : 580,309,113 = 580,309,113 : x
2. Step 2: Convert to fraction form
   269,689,164/580,309,113 = 580,309,113/x
3. Step 3: Cross multiply
   269,689,164x = 580,309,113 × 580,309,113
4. Step 4: Simplify right side
   269,689,164x = 336,758,666,630,846,784
5. Step 5: Solve for x
   x = 336,758,666,630,846,784/269,689,164
6. Step 6: Final answer
   x = 1,248,691,870.43