Finding the Third Proportional to 196,587 and 298,528.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,587 : 298,528.50 = 298,528.50 : x
2. Step 2: Convert to fraction form
   196,587/298,528.50 = 298,528.50/x
3. Step 3: Cross multiply
   196,587x = 298,528.50 × 298,528.50
4. Step 4: Simplify right side
   196,587x = 89,119,265,312.25
5. Step 5: Solve for x
   x = 89,119,265,312.25/196,587
6. Step 6: Final answer
   x = 453,332.44