Finding the Third Proportional to 90,151 and 140,140

Step by Step Solution

1. Step 1: Write the proportion equation
   90,151 : 140,140 = 140,140 : x
2. Step 2: Convert to fraction form
   90,151/140,140 = 140,140/x
3. Step 3: Cross multiply
   90,151x = 140,140 × 140,140
4. Step 4: Simplify right side
   90,151x = 19,639,219,600
5. Step 5: Solve for x
   x = 19,639,219,600/90,151
6. Step 6: Final answer
   x = 217,848.05