Finding the Third Proportional to 64,458.56 and 98,357.06

Step by Step Solution

1. Step 1: Write the proportion equation
   64,458.56 : 98,357.06 = 98,357.06 : x
2. Step 2: Convert to fraction form
   64,458.56/98,357.06 = 98,357.06/x
3. Step 3: Cross multiply
   64,458.56x = 98,357.06 × 98,357.06
4. Step 4: Simplify right side
   64,458.56x = 9,674,111,743.63
5. Step 5: Solve for x
   x = 9,674,111,743.63/64,458.56
6. Step 6: Final answer
   x = 150,082.65