Finding the Third Proportional to 64,521 and 151,804.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,521 : 151,804.50 = 151,804.50 : x
2. Step 2: Convert to fraction form
   64,521/151,804.50 = 151,804.50/x
3. Step 3: Cross multiply
   64,521x = 151,804.50 × 151,804.50
4. Step 4: Simplify right side
   64,521x = 23,044,606,220.25
5. Step 5: Solve for x
   x = 23,044,606,220.25/64,521
6. Step 6: Final answer
   x = 357,164.43