Finding the Third Proportional to 89,228.25 and 130,485.38

Step by Step Solution

1. Step 1: Write the proportion equation
   89,228.25 : 130,485.38 = 130,485.38 : x
2. Step 2: Convert to fraction form
   89,228.25/130,485.38 = 130,485.38/x
3. Step 3: Cross multiply
   89,228.25x = 130,485.38 × 130,485.38
4. Step 4: Simplify right side
   89,228.25x = 17,026,433,088.89
5. Step 5: Solve for x
   x = 17,026,433,088.89/89,228.25
6. Step 6: Final answer
   x = 190,818.86