Finding the Third Proportional to 12,976 and 29,322.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,976 : 29,322.50 = 29,322.50 : x
2. Step 2: Convert to fraction form
   12,976/29,322.50 = 29,322.50/x
3. Step 3: Cross multiply
   12,976x = 29,322.50 × 29,322.50
4. Step 4: Simplify right side
   12,976x = 859,809,006.25
5. Step 5: Solve for x
   x = 859,809,006.25/12,976
6. Step 6: Final answer
   x = 66,261.48