Finding the Third Proportional to 222,646.50 and 453,069

Step by Step Solution

1. Step 1: Write the proportion equation
   222,646.50 : 453,069 = 453,069 : x
2. Step 2: Convert to fraction form
   222,646.50/453,069 = 453,069/x
3. Step 3: Cross multiply
   222,646.50x = 453,069 × 453,069
4. Step 4: Simplify right side
   222,646.50x = 205,271,518,761
5. Step 5: Solve for x
   x = 205,271,518,761/222,646.50
6. Step 6: Final answer
   x = 921,961.58