Finding the Third Proportional to 517,099.50 and 1,117,345.50

Step by Step Solution

1. Step 1: Write the proportion equation
   517,099.50 : 1,117,345.50 = 1,117,345.50 : x
2. Step 2: Convert to fraction form
   517,099.50/1,117,345.50 = 1,117,345.50/x
3. Step 3: Cross multiply
   517,099.50x = 1,117,345.50 × 1,117,345.50
4. Step 4: Simplify right side
   517,099.50x = 1,248,460,966,370.25
5. Step 5: Solve for x
   x = 1,248,460,966,370.25/517,099.50
6. Step 6: Final answer
   x = 2,414,353.46