Finding the Third Proportional to 98,731.50 and 141,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,731.50 : 141,085.50 = 141,085.50 : x
2. Step 2: Convert to fraction form
   98,731.50/141,085.50 = 141,085.50/x
3. Step 3: Cross multiply
   98,731.50x = 141,085.50 × 141,085.50
4. Step 4: Simplify right side
   98,731.50x = 19,905,118,310.25
5. Step 5: Solve for x
   x = 19,905,118,310.25/98,731.50
6. Step 6: Final answer
   x = 201,608.59