Finding the Third Proportional to 616,140 and 1,333,368

Step by Step Solution

1. Step 1: Write the proportion equation
   616,140 : 1,333,368 = 1,333,368 : x
2. Step 2: Convert to fraction form
   616,140/1,333,368 = 1,333,368/x
3. Step 3: Cross multiply
   616,140x = 1,333,368 × 1,333,368
4. Step 4: Simplify right side
   616,140x = 1,777,870,223,424
5. Step 5: Solve for x
   x = 1,777,870,223,424/616,140
6. Step 6: Final answer
   x = 2,885,497.17