Finding the Third Proportional to 153,425.50 and 328,174

Step by Step Solution

1. Step 1: Write the proportion equation
   153,425.50 : 328,174 = 328,174 : x
2. Step 2: Convert to fraction form
   153,425.50/328,174 = 328,174/x
3. Step 3: Cross multiply
   153,425.50x = 328,174 × 328,174
4. Step 4: Simplify right side
   153,425.50x = 107,698,174,276
5. Step 5: Solve for x
   x = 107,698,174,276/153,425.50
6. Step 6: Final answer
   x = 701,957.46