Finding the Third Proportional to 156,621 and 237,118

Step by Step Solution

1. Step 1: Write the proportion equation
   156,621 : 237,118 = 237,118 : x
2. Step 2: Convert to fraction form
   156,621/237,118 = 237,118/x
3. Step 3: Cross multiply
   156,621x = 237,118 × 237,118
4. Step 4: Simplify right side
   156,621x = 56,224,945,924
5. Step 5: Solve for x
   x = 56,224,945,924/156,621
6. Step 6: Final answer
   x = 358,987.27