Finding the Third Proportional to 19,210.50 and 42,066

Step by Step Solution

1. Step 1: Write the proportion equation
   19,210.50 : 42,066 = 42,066 : x
2. Step 2: Convert to fraction form
   19,210.50/42,066 = 42,066/x
3. Step 3: Cross multiply
   19,210.50x = 42,066 × 42,066
4. Step 4: Simplify right side
   19,210.50x = 1,769,548,356
5. Step 5: Solve for x
   x = 1,769,548,356/19,210.50
6. Step 6: Final answer
   x = 92,113.60