Finding the Third Proportional to 1,516,275 and 3,298,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516,275 : 3,298,272 = 3,298,272 : x
2. Step 2: Convert to fraction form
   1,516,275/3,298,272 = 3,298,272/x
3. Step 3: Cross multiply
   1,516,275x = 3,298,272 × 3,298,272
4. Step 4: Simplify right side
   1,516,275x = 10,878,598,185,984
5. Step 5: Solve for x
   x = 10,878,598,185,984/1,516,275
6. Step 6: Final answer
   x = 7,174,554.87