Finding the Third Proportional to 222,649.50 and 453,075

Step by Step Solution

1. Step 1: Write the proportion equation
   222,649.50 : 453,075 = 453,075 : x
2. Step 2: Convert to fraction form
   222,649.50/453,075 = 453,075/x
3. Step 3: Cross multiply
   222,649.50x = 453,075 × 453,075
4. Step 4: Simplify right side
   222,649.50x = 205,276,955,625
5. Step 5: Solve for x
   x = 205,276,955,625/222,649.50
6. Step 6: Final answer
   x = 921,973.58