Finding the Third Proportional to 100,670.50 and 140,818

Step by Step Solution

1. Step 1: Write the proportion equation
   100,670.50 : 140,818 = 140,818 : x
2. Step 2: Convert to fraction form
   100,670.50/140,818 = 140,818/x
3. Step 3: Cross multiply
   100,670.50x = 140,818 × 140,818
4. Step 4: Simplify right side
   100,670.50x = 19,829,709,124
5. Step 5: Solve for x
   x = 19,829,709,124/100,670.50
6. Step 6: Final answer
   x = 196,976.36