Finding the Third Proportional to 518,345 and 1,078,070

Step by Step Solution

1. Step 1: Write the proportion equation
   518,345 : 1,078,070 = 1,078,070 : x
2. Step 2: Convert to fraction form
   518,345/1,078,070 = 1,078,070/x
3. Step 3: Cross multiply
   518,345x = 1,078,070 × 1,078,070
4. Step 4: Simplify right side
   518,345x = 1,162,234,924,900
5. Step 5: Solve for x
   x = 1,162,234,924,900/518,345
6. Step 6: Final answer
   x = 2,242,203.41