Finding the Third Proportional to 543,159 and 798,106.50

Step by Step Solution

1. Step 1: Write the proportion equation
   543,159 : 798,106.50 = 798,106.50 : x
2. Step 2: Convert to fraction form
   543,159/798,106.50 = 798,106.50/x
3. Step 3: Cross multiply
   543,159x = 798,106.50 × 798,106.50
4. Step 4: Simplify right side
   543,159x = 636,973,985,342.25
5. Step 5: Solve for x
   x = 636,973,985,342.25/543,159
6. Step 6: Final answer
   x = 1,172,721.04