Finding the Third Proportional to 1,782,316 and 3,848,720

Step by Step Solution

1. Step 1: Write the proportion equation
   1,782,316 : 3,848,720 = 3,848,720 : x
2. Step 2: Convert to fraction form
   1,782,316/3,848,720 = 3,848,720/x
3. Step 3: Cross multiply
   1,782,316x = 3,848,720 × 3,848,720
4. Step 4: Simplify right side
   1,782,316x = 14,812,645,638,400
5. Step 5: Solve for x
   x = 14,812,645,638,400/1,782,316
6. Step 6: Final answer
   x = 8,310,897.53