Finding the Third Proportional to 156,620 and 237,116

Step by Step Solution

1. Step 1: Write the proportion equation
   156,620 : 237,116 = 237,116 : x
2. Step 2: Convert to fraction form
   156,620/237,116 = 237,116/x
3. Step 3: Cross multiply
   156,620x = 237,116 × 237,116
4. Step 4: Simplify right side
   156,620x = 56,223,997,456
5. Step 5: Solve for x
   x = 56,223,997,456/156,620
6. Step 6: Final answer
   x = 358,983.51