Finding the Third Proportional to 191,323.50 and 298,615.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,323.50 : 298,615.50 = 298,615.50 : x
2. Step 2: Convert to fraction form
   191,323.50/298,615.50 = 298,615.50/x
3. Step 3: Cross multiply
   191,323.50x = 298,615.50 × 298,615.50
4. Step 4: Simplify right side
   191,323.50x = 89,171,216,840.25
5. Step 5: Solve for x
   x = 89,171,216,840.25/191,323.50
6. Step 6: Final answer
   x = 466,075.61