Finding the Third Proportional to 1,908,810 and 4,116,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,908,810 : 4,116,510 = 4,116,510 : x
2. Step 2: Convert to fraction form
   1,908,810/4,116,510 = 4,116,510/x
3. Step 3: Cross multiply
   1,908,810x = 4,116,510 × 4,116,510
4. Step 4: Simplify right side
   1,908,810x = 16,945,654,580,100
5. Step 5: Solve for x
   x = 16,945,654,580,100/1,908,810
6. Step 6: Final answer
   x = 8,877,601.53