Finding the Third Proportional to 28,483.50 and 42,726

Step by Step Solution

1. Step 1: Write the proportion equation
   28,483.50 : 42,726 = 42,726 : x
2. Step 2: Convert to fraction form
   28,483.50/42,726 = 42,726/x
3. Step 3: Cross multiply
   28,483.50x = 42,726 × 42,726
4. Step 4: Simplify right side
   28,483.50x = 1,825,511,076
5. Step 5: Solve for x
   x = 1,825,511,076/28,483.50
6. Step 6: Final answer
   x = 64,090.13