Finding the Third Proportional to 162,870 and 238,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,870 : 238,468.50 = 238,468.50 : x
2. Step 2: Convert to fraction form
   162,870/238,468.50 = 238,468.50/x
3. Step 3: Cross multiply
   162,870x = 238,468.50 × 238,468.50
4. Step 4: Simplify right side
   162,870x = 56,867,225,492.25
5. Step 5: Solve for x
   x = 56,867,225,492.25/162,870
6. Step 6: Final answer
   x = 349,157.15