Finding the Third Proportional to 89,368 and 191,700

Step by Step Solution

1. Step 1: Write the proportion equation
   89,368 : 191,700 = 191,700 : x
2. Step 2: Convert to fraction form
   89,368/191,700 = 191,700/x
3. Step 3: Cross multiply
   89,368x = 191,700 × 191,700
4. Step 4: Simplify right side
   89,368x = 36,748,890,000
5. Step 5: Solve for x
   x = 36,748,890,000/89,368
6. Step 6: Final answer
   x = 411,208.60