Finding the Third Proportional to 293,632 and 443,200

Step by Step Solution

1. Step 1: Write the proportion equation
   293,632 : 443,200 = 443,200 : x
2. Step 2: Convert to fraction form
   293,632/443,200 = 443,200/x
3. Step 3: Cross multiply
   293,632x = 443,200 × 443,200
4. Step 4: Simplify right side
   293,632x = 196,426,240,000
5. Step 5: Solve for x
   x = 196,426,240,000/293,632
6. Step 6: Final answer
   x = 668,953.79