Finding the Third Proportional to 90,182.25 and 140,731.88

Step by Step Solution

1. Step 1: Write the proportion equation
   90,182.25 : 140,731.88 = 140,731.88 : x
2. Step 2: Convert to fraction form
   90,182.25/140,731.88 = 140,731.88/x
3. Step 3: Cross multiply
   90,182.25x = 140,731.88 × 140,731.88
4. Step 4: Simplify right side
   90,182.25x = 19,805,460,641.02
5. Step 5: Solve for x
   x = 19,805,460,641.02/90,182.25
6. Step 6: Final answer
   x = 219,615.95