Finding the Third Proportional to 1,913,640 and 2,963,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,913,640 : 2,963,072 = 2,963,072 : x
2. Step 2: Convert to fraction form
   1,913,640/2,963,072 = 2,963,072/x
3. Step 3: Cross multiply
   1,913,640x = 2,963,072 × 2,963,072
4. Step 4: Simplify right side
   1,913,640x = 8,779,795,677,184
5. Step 5: Solve for x
   x = 8,779,795,677,184/1,913,640
6. Step 6: Final answer
   x = 4,588,008.03