Finding the Third Proportional to 19,339.50 and 42,412.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,339.50 : 42,412.50 = 42,412.50 : x
2. Step 2: Convert to fraction form
   19,339.50/42,412.50 = 42,412.50/x
3. Step 3: Cross multiply
   19,339.50x = 42,412.50 × 42,412.50
4. Step 4: Simplify right side
   19,339.50x = 1,798,820,156.25
5. Step 5: Solve for x
   x = 1,798,820,156.25/19,339.50
6. Step 6: Final answer
   x = 93,012.75