Finding the Third Proportional to 72,592 and 156,308

Step by Step Solution

1. Step 1: Write the proportion equation
   72,592 : 156,308 = 156,308 : x
2. Step 2: Convert to fraction form
   72,592/156,308 = 156,308/x
3. Step 3: Cross multiply
   72,592x = 156,308 × 156,308
4. Step 4: Simplify right side
   72,592x = 24,432,190,864
5. Step 5: Solve for x
   x = 24,432,190,864/72,592
6. Step 6: Final answer
   x = 336,568.64