Finding the Third Proportional to 89,281 and 130,497.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,281 : 130,497.50 = 130,497.50 : x
2. Step 2: Convert to fraction form
   89,281/130,497.50 = 130,497.50/x
3. Step 3: Cross multiply
   89,281x = 130,497.50 × 130,497.50
4. Step 4: Simplify right side
   89,281x = 17,029,597,506.25
5. Step 5: Solve for x
   x = 17,029,597,506.25/89,281
6. Step 6: Final answer
   x = 190,741.56