Finding the Third Proportional to 360,078 and 580,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   360,078 : 580,018.50 = 580,018.50 : x
2. Step 2: Convert to fraction form
   360,078/580,018.50 = 580,018.50/x
3. Step 3: Cross multiply
   360,078x = 580,018.50 × 580,018.50
4. Step 4: Simplify right side
   360,078x = 336,421,460,342.25
5. Step 5: Solve for x
   x = 336,421,460,342.25/360,078
6. Step 6: Final answer
   x = 934,301.62