Finding the Third Proportional to 92,427.50 and 189,225.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,427.50 : 189,225.50 = 189,225.50 : x
2. Step 2: Convert to fraction form
   92,427.50/189,225.50 = 189,225.50/x
3. Step 3: Cross multiply
   92,427.50x = 189,225.50 × 189,225.50
4. Step 4: Simplify right side
   92,427.50x = 35,806,289,850.25
5. Step 5: Solve for x
   x = 35,806,289,850.25/92,427.50
6. Step 6: Final answer
   x = 387,398.66