Finding the Third Proportional to 156,700 and 238,724

Step by Step Solution

1. Step 1: Write the proportion equation
   156,700 : 238,724 = 238,724 : x
2. Step 2: Convert to fraction form
   156,700/238,724 = 238,724/x
3. Step 3: Cross multiply
   156,700x = 238,724 × 238,724
4. Step 4: Simplify right side
   156,700x = 56,989,148,176
5. Step 5: Solve for x
   x = 56,989,148,176/156,700
6. Step 6: Final answer
   x = 363,683.14