Finding the Third Proportional to 1,619,674 and 3,749,646

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,674 : 3,749,646 = 3,749,646 : x
2. Step 2: Convert to fraction form
   1,619,674/3,749,646 = 3,749,646/x
3. Step 3: Cross multiply
   1,619,674x = 3,749,646 × 3,749,646
4. Step 4: Simplify right side
   1,619,674x = 14,059,845,125,316
5. Step 5: Solve for x
   x = 14,059,845,125,316/1,619,674
6. Step 6: Final answer
   x = 8,680,663.59