Finding the Third Proportional to 19,498.50 and 42,237

Step by Step Solution

1. Step 1: Write the proportion equation
   19,498.50 : 42,237 = 42,237 : x
2. Step 2: Convert to fraction form
   19,498.50/42,237 = 42,237/x
3. Step 3: Cross multiply
   19,498.50x = 42,237 × 42,237
4. Step 4: Simplify right side
   19,498.50x = 1,783,964,169
5. Step 5: Solve for x
   x = 1,783,964,169/19,498.50
6. Step 6: Final answer
   x = 91,492.38