Finding the Third Proportional to 91,176 and 140,060

Step by Step Solution

1. Step 1: Write the proportion equation
   91,176 : 140,060 = 140,060 : x
2. Step 2: Convert to fraction form
   91,176/140,060 = 140,060/x
3. Step 3: Cross multiply
   91,176x = 140,060 × 140,060
4. Step 4: Simplify right side
   91,176x = 19,616,803,600
5. Step 5: Solve for x
   x = 19,616,803,600/91,176
6. Step 6: Final answer
   x = 215,153.15