Finding the Third Proportional to 30,806.50 and 46,429

Step by Step Solution

1. Step 1: Write the proportion equation
   30,806.50 : 46,429 = 46,429 : x
2. Step 2: Convert to fraction form
   30,806.50/46,429 = 46,429/x
3. Step 3: Cross multiply
   30,806.50x = 46,429 × 46,429
4. Step 4: Simplify right side
   30,806.50x = 2,155,652,041
5. Step 5: Solve for x
   x = 2,155,652,041/30,806.50
6. Step 6: Final answer
   x = 69,973.94