Finding the Third Proportional to 148,014.50 and 311,501

Step by Step Solution

1. Step 1: Write the proportion equation
   148,014.50 : 311,501 = 311,501 : x
2. Step 2: Convert to fraction form
   148,014.50/311,501 = 311,501/x
3. Step 3: Cross multiply
   148,014.50x = 311,501 × 311,501
4. Step 4: Simplify right side
   148,014.50x = 97,032,873,001
5. Step 5: Solve for x
   x = 97,032,873,001/148,014.50
6. Step 6: Final answer
   x = 655,563.29