Finding the Third Proportional to 516,312 and 1,111,725

Step by Step Solution

1. Step 1: Write the proportion equation
   516,312 : 1,111,725 = 1,111,725 : x
2. Step 2: Convert to fraction form
   516,312/1,111,725 = 1,111,725/x
3. Step 3: Cross multiply
   516,312x = 1,111,725 × 1,111,725
4. Step 4: Simplify right side
   516,312x = 1,235,932,475,625
5. Step 5: Solve for x
   x = 1,235,932,475,625/516,312
6. Step 6: Final answer
   x = 2,393,770.58