Finding the Third Proportional to 45,509.44 and 99,766.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,509.44 : 99,766.88 = 99,766.88 : x
2. Step 2: Convert to fraction form
   45,509.44/99,766.88 = 99,766.88/x
3. Step 3: Cross multiply
   45,509.44x = 99,766.88 × 99,766.88
4. Step 4: Simplify right side
   45,509.44x = 9,953,429,347.27
5. Step 5: Solve for x
   x = 9,953,429,347.27/45,509.44
6. Step 6: Final answer
   x = 218,711.32