Finding the Third Proportional to 210,151 and 456,024.50

Step by Step Solution

1. Step 1: Write the proportion equation
   210,151 : 456,024.50 = 456,024.50 : x
2. Step 2: Convert to fraction form
   210,151/456,024.50 = 456,024.50/x
3. Step 3: Cross multiply
   210,151x = 456,024.50 × 456,024.50
4. Step 4: Simplify right side
   210,151x = 207,958,344,600.25
5. Step 5: Solve for x
   x = 207,958,344,600.25/210,151
6. Step 6: Final answer
   x = 989,566.29