Finding the Third Proportional to 1,916,192 and 4,172,583

Step by Step Solution

1. Step 1: Write the proportion equation
   1,916,192 : 4,172,583 = 4,172,583 : x
2. Step 2: Convert to fraction form
   1,916,192/4,172,583 = 4,172,583/x
3. Step 3: Cross multiply
   1,916,192x = 4,172,583 × 4,172,583
4. Step 4: Simplify right side
   1,916,192x = 17,410,448,891,889
5. Step 5: Solve for x
   x = 17,410,448,891,889/1,916,192
6. Step 6: Final answer
   x = 9,085,962.62