Finding the Third Proportional to 1,515,312 and 2,352,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,312 : 2,352,648 = 2,352,648 : x
2. Step 2: Convert to fraction form
   1,515,312/2,352,648 = 2,352,648/x
3. Step 3: Cross multiply
   1,515,312x = 2,352,648 × 2,352,648
4. Step 4: Simplify right side
   1,515,312x = 5,534,952,611,904
5. Step 5: Solve for x
   x = 5,534,952,611,904/1,515,312
6. Step 6: Final answer
   x = 3,652,681.83