Finding the Third Proportional to 79,280 and 123,152

Step by Step Solution

1. Step 1: Write the proportion equation
   79,280 : 123,152 = 123,152 : x
2. Step 2: Convert to fraction form
   79,280/123,152 = 123,152/x
3. Step 3: Cross multiply
   79,280x = 123,152 × 123,152
4. Step 4: Simplify right side
   79,280x = 15,166,415,104
5. Step 5: Solve for x
   x = 15,166,415,104/79,280
6. Step 6: Final answer
   x = 191,301.91