Finding the Third Proportional to 156,980 and 224,191

Step by Step Solution

1. Step 1: Write the proportion equation
   156,980 : 224,191 = 224,191 : x
2. Step 2: Convert to fraction form
   156,980/224,191 = 224,191/x
3. Step 3: Cross multiply
   156,980x = 224,191 × 224,191
4. Step 4: Simplify right side
   156,980x = 50,261,604,481
5. Step 5: Solve for x
   x = 50,261,604,481/156,980
6. Step 6: Final answer
   x = 320,178.40