Finding the Third Proportional to 190,404 and 451,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   190,404 : 451,099.50 = 451,099.50 : x
2. Step 2: Convert to fraction form
   190,404/451,099.50 = 451,099.50/x
3. Step 3: Cross multiply
   190,404x = 451,099.50 × 451,099.50
4. Step 4: Simplify right side
   190,404x = 203,490,758,900.25
5. Step 5: Solve for x
   x = 203,490,758,900.25/190,404
6. Step 6: Final answer
   x = 1,068,731.53