Finding the Third Proportional to 686,547 and 1,495,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   686,547 : 1,495,144.50 = 1,495,144.50 : x
2. Step 2: Convert to fraction form
   686,547/1,495,144.50 = 1,495,144.50/x
3. Step 3: Cross multiply
   686,547x = 1,495,144.50 × 1,495,144.50
4. Step 4: Simplify right side
   686,547x = 2,235,457,075,880.25
5. Step 5: Solve for x
   x = 2,235,457,075,880.25/686,547
6. Step 6: Final answer
   x = 3,256,087.46