Finding the Third Proportional to 1,898,640 and 2,536,236

Step by Step Solution

1. Step 1: Write the proportion equation
   1,898,640 : 2,536,236 = 2,536,236 : x
2. Step 2: Convert to fraction form
   1,898,640/2,536,236 = 2,536,236/x
3. Step 3: Cross multiply
   1,898,640x = 2,536,236 × 2,536,236
4. Step 4: Simplify right side
   1,898,640x = 6,432,493,047,696
5. Step 5: Solve for x
   x = 6,432,493,047,696/1,898,640
6. Step 6: Final answer
   x = 3,387,947.71