Finding the Third Proportional to 509,068 and 1,005,280

Step by Step Solution

1. Step 1: Write the proportion equation
   509,068 : 1,005,280 = 1,005,280 : x
2. Step 2: Convert to fraction form
   509,068/1,005,280 = 1,005,280/x
3. Step 3: Cross multiply
   509,068x = 1,005,280 × 1,005,280
4. Step 4: Simplify right side
   509,068x = 1,010,587,878,400
5. Step 5: Solve for x
   x = 1,010,587,878,400/509,068
6. Step 6: Final answer
   x = 1,985,172.67