Finding the Third Proportional to 19,474.88 and 42,367.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,474.88 : 42,367.50 = 42,367.50 : x
2. Step 2: Convert to fraction form
   19,474.88/42,367.50 = 42,367.50/x
3. Step 3: Cross multiply
   19,474.88x = 42,367.50 × 42,367.50
4. Step 4: Simplify right side
   19,474.88x = 1,795,005,056.25
5. Step 5: Solve for x
   x = 1,795,005,056.25/19,474.88
6. Step 6: Final answer
   x = 92,170.30