Finding the Third Proportional to 187,303.50 and 401,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   187,303.50 : 401,404.50 = 401,404.50 : x
2. Step 2: Convert to fraction form
   187,303.50/401,404.50 = 401,404.50/x
3. Step 3: Cross multiply
   187,303.50x = 401,404.50 × 401,404.50
4. Step 4: Simplify right side
   187,303.50x = 161,125,572,620.25
5. Step 5: Solve for x
   x = 161,125,572,620.25/187,303.50
6. Step 6: Final answer
   x = 860,237.92