Finding the Third Proportional to 1,891,740 and 4,151,382

Step by Step Solution

1. Step 1: Write the proportion equation
   1,891,740 : 4,151,382 = 4,151,382 : x
2. Step 2: Convert to fraction form
   1,891,740/4,151,382 = 4,151,382/x
3. Step 3: Cross multiply
   1,891,740x = 4,151,382 × 4,151,382
4. Step 4: Simplify right side
   1,891,740x = 17,233,972,509,924
5. Step 5: Solve for x
   x = 17,233,972,509,924/1,891,740
6. Step 6: Final answer
   x = 9,110,116.88