Finding the Third Proportional to 798,547.50 and 1,147,855.50

Step by Step Solution

1. Step 1: Write the proportion equation
   798,547.50 : 1,147,855.50 = 1,147,855.50 : x
2. Step 2: Convert to fraction form
   798,547.50/1,147,855.50 = 1,147,855.50/x
3. Step 3: Cross multiply
   798,547.50x = 1,147,855.50 × 1,147,855.50
4. Step 4: Simplify right side
   798,547.50x = 1,317,572,248,880.25
5. Step 5: Solve for x
   x = 1,317,572,248,880.25/798,547.50
6. Step 6: Final answer
   x = 1,649,961.02