Finding the Third Proportional to 2,857,156.50 and 3,880,326

Step by Step Solution

1. Step 1: Write the proportion equation
   2,857,156.50 : 3,880,326 = 3,880,326 : x
2. Step 2: Convert to fraction form
   2,857,156.50/3,880,326 = 3,880,326/x
3. Step 3: Cross multiply
   2,857,156.50x = 3,880,326 × 3,880,326
4. Step 4: Simplify right side
   2,857,156.50x = 15,056,929,866,276
5. Step 5: Solve for x
   x = 15,056,929,866,276/2,857,156.50
6. Step 6: Final answer
   x = 5,269,900.29