Finding the Third Proportional to 516,672 and 1,114,880

Step by Step Solution

1. Step 1: Write the proportion equation
   516,672 : 1,114,880 = 1,114,880 : x
2. Step 2: Convert to fraction form
   516,672/1,114,880 = 1,114,880/x
3. Step 3: Cross multiply
   516,672x = 1,114,880 × 1,114,880
4. Step 4: Simplify right side
   516,672x = 1,242,957,414,400
5. Step 5: Solve for x
   x = 1,242,957,414,400/516,672
6. Step 6: Final answer
   x = 2,405,699.19