Finding the Third Proportional to 72,037.50 and 155,172

Step by Step Solution

1. Step 1: Write the proportion equation
   72,037.50 : 155,172 = 155,172 : x
2. Step 2: Convert to fraction form
   72,037.50/155,172 = 155,172/x
3. Step 3: Cross multiply
   72,037.50x = 155,172 × 155,172
4. Step 4: Simplify right side
   72,037.50x = 24,078,349,584
5. Step 5: Solve for x
   x = 24,078,349,584/72,037.50
6. Step 6: Final answer
   x = 334,247.43