Finding the Third Proportional to 70,280 and 152,317

Step by Step Solution

1. Step 1: Write the proportion equation
   70,280 : 152,317 = 152,317 : x
2. Step 2: Convert to fraction form
   70,280/152,317 = 152,317/x
3. Step 3: Cross multiply
   70,280x = 152,317 × 152,317
4. Step 4: Simplify right side
   70,280x = 23,200,468,489
5. Step 5: Solve for x
   x = 23,200,468,489/70,280
6. Step 6: Final answer
   x = 330,114.80