Finding the Third Proportional to 300,151.50 and 459,076.50

Step by Step Solution

1. Step 1: Write the proportion equation
   300,151.50 : 459,076.50 = 459,076.50 : x
2. Step 2: Convert to fraction form
   300,151.50/459,076.50 = 459,076.50/x
3. Step 3: Cross multiply
   300,151.50x = 459,076.50 × 459,076.50
4. Step 4: Simplify right side
   300,151.50x = 210,751,232,852.25
5. Step 5: Solve for x
   x = 210,751,232,852.25/300,151.50
6. Step 6: Final answer
   x = 702,149.52