Finding the Third Proportional to 88,112.81 and 131,784.47

Step by Step Solution

1. Step 1: Write the proportion equation
   88,112.81 : 131,784.47 = 131,784.47 : x
2. Step 2: Convert to fraction form
   88,112.81/131,784.47 = 131,784.47/x
3. Step 3: Cross multiply
   88,112.81x = 131,784.47 × 131,784.47
4. Step 4: Simplify right side
   88,112.81x = 17,367,146,203.72
5. Step 5: Solve for x
   x = 17,367,146,203.72/88,112.81
6. Step 6: Final answer
   x = 197,101.26