Finding the Third Proportional to 518,088 and 1,114,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   518,088 : 1,114,906.50 = 1,114,906.50 : x
2. Step 2: Convert to fraction form
   518,088/1,114,906.50 = 1,114,906.50/x
3. Step 3: Cross multiply
   518,088x = 1,114,906.50 × 1,114,906.50
4. Step 4: Simplify right side
   518,088x = 1,243,016,503,742.25
5. Step 5: Solve for x
   x = 1,243,016,503,742.25/518,088
6. Step 6: Final answer
   x = 2,399,238.17