Finding the Third Proportional to 19,884.66 and 42,503.06

Step by Step Solution

1. Step 1: Write the proportion equation
   19,884.66 : 42,503.06 = 42,503.06 : x
2. Step 2: Convert to fraction form
   19,884.66/42,503.06 = 42,503.06/x
3. Step 3: Cross multiply
   19,884.66x = 42,503.06 × 42,503.06
4. Step 4: Simplify right side
   19,884.66x = 1,806,510,321.88
5. Step 5: Solve for x
   x = 1,806,510,321.88/19,884.66
6. Step 6: Final answer
   x = 90,849.46