Finding the Third Proportional to 30,929.63 and 66,233.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,929.63 : 66,233.25 = 66,233.25 : x
2. Step 2: Convert to fraction form
   30,929.63/66,233.25 = 66,233.25/x
3. Step 3: Cross multiply
   30,929.63x = 66,233.25 × 66,233.25
4. Step 4: Simplify right side
   30,929.63x = 4,386,843,405.56
5. Step 5: Solve for x
   x = 4,386,843,405.56/30,929.63
6. Step 6: Final answer
   x = 141,833.06