Finding the Third Proportional to 98,762 and 141,128

Step by Step Solution

1. Step 1: Write the proportion equation
   98,762 : 141,128 = 141,128 : x
2. Step 2: Convert to fraction form
   98,762/141,128 = 141,128/x
3. Step 3: Cross multiply
   98,762x = 141,128 × 141,128
4. Step 4: Simplify right side
   98,762x = 19,917,112,384
5. Step 5: Solve for x
   x = 19,917,112,384/98,762
6. Step 6: Final answer
   x = 201,667.77