Finding the Third Proportional to 130,966.50 and 193,992

Step by Step Solution

1. Step 1: Write the proportion equation
   130,966.50 : 193,992 = 193,992 : x
2. Step 2: Convert to fraction form
   130,966.50/193,992 = 193,992/x
3. Step 3: Cross multiply
   130,966.50x = 193,992 × 193,992
4. Step 4: Simplify right side
   130,966.50x = 37,632,896,064
5. Step 5: Solve for x
   x = 37,632,896,064/130,966.50
6. Step 6: Final answer
   x = 287,347.50