Finding the Third Proportional to 19,445.75 and 42,004.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,445.75 : 42,004.88 = 42,004.88 : x
2. Step 2: Convert to fraction form
   19,445.75/42,004.88 = 42,004.88/x
3. Step 3: Cross multiply
   19,445.75x = 42,004.88 × 42,004.88
4. Step 4: Simplify right side
   19,445.75x = 1,764,409,523.77
5. Step 5: Solve for x
   x = 1,764,409,523.77/19,445.75
6. Step 6: Final answer
   x = 90,734.97