Finding the Third Proportional to 2,164,798 and 4,676,480

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,798 : 4,676,480 = 4,676,480 : x
2. Step 2: Convert to fraction form
   2,164,798/4,676,480 = 4,676,480/x
3. Step 3: Cross multiply
   2,164,798x = 4,676,480 × 4,676,480
4. Step 4: Simplify right side
   2,164,798x = 21,869,465,190,400
5. Step 5: Solve for x
   x = 21,869,465,190,400/2,164,798
6. Step 6: Final answer
   x = 10,102,312.17