Finding the Third Proportional to 1,878,264 and 2,516,256

Step by Step Solution

1. Step 1: Write the proportion equation
   1,878,264 : 2,516,256 = 2,516,256 : x
2. Step 2: Convert to fraction form
   1,878,264/2,516,256 = 2,516,256/x
3. Step 3: Cross multiply
   1,878,264x = 2,516,256 × 2,516,256
4. Step 4: Simplify right side
   1,878,264x = 6,331,544,257,536
5. Step 5: Solve for x
   x = 6,331,544,257,536/1,878,264
6. Step 6: Final answer
   x = 3,370,955.44