Finding the Third Proportional to 153,237 and 237,874.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,237 : 237,874.50 = 237,874.50 : x
2. Step 2: Convert to fraction form
   153,237/237,874.50 = 237,874.50/x
3. Step 3: Cross multiply
   153,237x = 237,874.50 × 237,874.50
4. Step 4: Simplify right side
   153,237x = 56,584,277,750.25
5. Step 5: Solve for x
   x = 56,584,277,750.25/153,237
6. Step 6: Final answer
   x = 369,259.89