Finding the Third Proportional to 303,572 and 452,897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,572 : 452,897.50 = 452,897.50 : x
2. Step 2: Convert to fraction form
   303,572/452,897.50 = 452,897.50/x
3. Step 3: Cross multiply
   303,572x = 452,897.50 × 452,897.50
4. Step 4: Simplify right side
   303,572x = 205,116,145,506.25
5. Step 5: Solve for x
   x = 205,116,145,506.25/303,572
6. Step 6: Final answer
   x = 675,675.44