Finding the Third Proportional to 188,028 and 282,082.50

Step by Step Solution

1. Step 1: Write the proportion equation
   188,028 : 282,082.50 = 282,082.50 : x
2. Step 2: Convert to fraction form
   188,028/282,082.50 = 282,082.50/x
3. Step 3: Cross multiply
   188,028x = 282,082.50 × 282,082.50
4. Step 4: Simplify right side
   188,028x = 79,570,536,806.25
5. Step 5: Solve for x
   x = 79,570,536,806.25/188,028
6. Step 6: Final answer
   x = 423,184.51