Finding the Third Proportional to 1,865,276 and 2,880,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,865,276 : 2,880,384 = 2,880,384 : x
2. Step 2: Convert to fraction form
   1,865,276/2,880,384 = 2,880,384/x
3. Step 3: Cross multiply
   1,865,276x = 2,880,384 × 2,880,384
4. Step 4: Simplify right side
   1,865,276x = 8,296,611,987,456
5. Step 5: Solve for x
   x = 8,296,611,987,456/1,865,276
6. Step 6: Final answer
   x = 4,447,927.27