Finding the Third Proportional to 45,930.20 and 98,672.09

Step by Step Solution

1. Step 1: Write the proportion equation
   45,930.20 : 98,672.09 = 98,672.09 : x
2. Step 2: Convert to fraction form
   45,930.20/98,672.09 = 98,672.09/x
3. Step 3: Cross multiply
   45,930.20x = 98,672.09 × 98,672.09
4. Step 4: Simplify right side
   45,930.20x = 9,736,181,338.22
5. Step 5: Solve for x
   x = 9,736,181,338.22/45,930.20
6. Step 6: Final answer
   x = 211,977.75