Finding the Third Proportional to 130,356 and 181,921.50

Step by Step Solution

1. Step 1: Write the proportion equation
   130,356 : 181,921.50 = 181,921.50 : x
2. Step 2: Convert to fraction form
   130,356/181,921.50 = 181,921.50/x
3. Step 3: Cross multiply
   130,356x = 181,921.50 × 181,921.50
4. Step 4: Simplify right side
   130,356x = 33,095,432,162.25
5. Step 5: Solve for x
   x = 33,095,432,162.25/130,356
6. Step 6: Final answer
   x = 253,884.99