Finding the Third Proportional to 518,089.50 and 1,114,911

Step by Step Solution

1. Step 1: Write the proportion equation
   518,089.50 : 1,114,911 = 1,114,911 : x
2. Step 2: Convert to fraction form
   518,089.50/1,114,911 = 1,114,911/x
3. Step 3: Cross multiply
   518,089.50x = 1,114,911 × 1,114,911
4. Step 4: Simplify right side
   518,089.50x = 1,243,026,537,921
5. Step 5: Solve for x
   x = 1,243,026,537,921/518,089.50
6. Step 6: Final answer
   x = 2,399,250.59