Finding the Third Proportional to 469,430 and 1,013,688

Step by Step Solution

1. Step 1: Write the proportion equation
   469,430 : 1,013,688 = 1,013,688 : x
2. Step 2: Convert to fraction form
   469,430/1,013,688 = 1,013,688/x
3. Step 3: Cross multiply
   469,430x = 1,013,688 × 1,013,688
4. Step 4: Simplify right side
   469,430x = 1,027,563,361,344
5. Step 5: Solve for x
   x = 1,027,563,361,344/469,430
6. Step 6: Final answer
   x = 2,188,959.72