Finding the Third Proportional to 210,083 and 302,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   210,083 : 302,002.50 = 302,002.50 : x
2. Step 2: Convert to fraction form
   210,083/302,002.50 = 302,002.50/x
3. Step 3: Cross multiply
   210,083x = 302,002.50 × 302,002.50
4. Step 4: Simplify right side
   210,083x = 91,205,510,006.25
5. Step 5: Solve for x
   x = 91,205,510,006.25/210,083
6. Step 6: Final answer
   x = 434,140.36