Finding the Third Proportional to 88,180.50 and 190,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,180.50 : 190,300.50 = 190,300.50 : x
2. Step 2: Convert to fraction form
   88,180.50/190,300.50 = 190,300.50/x
3. Step 3: Cross multiply
   88,180.50x = 190,300.50 × 190,300.50
4. Step 4: Simplify right side
   88,180.50x = 36,214,280,300.25
5. Step 5: Solve for x
   x = 36,214,280,300.25/88,180.50
6. Step 6: Final answer
   x = 410,683.54