Finding the Third Proportional to 343,581 and 535,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   343,581 : 535,003.50 = 535,003.50 : x
2. Step 2: Convert to fraction form
   343,581/535,003.50 = 535,003.50/x
3. Step 3: Cross multiply
   343,581x = 535,003.50 × 535,003.50
4. Step 4: Simplify right side
   343,581x = 286,228,745,012.25
5. Step 5: Solve for x
   x = 286,228,745,012.25/343,581
6. Step 6: Final answer
   x = 833,075.01