Finding the Third Proportional to 19,762.50 and 35,139

Step by Step Solution

1. Step 1: Write the proportion equation
   19,762.50 : 35,139 = 35,139 : x
2. Step 2: Convert to fraction form
   19,762.50/35,139 = 35,139/x
3. Step 3: Cross multiply
   19,762.50x = 35,139 × 35,139
4. Step 4: Simplify right side
   19,762.50x = 1,234,749,321
5. Step 5: Solve for x
   x = 1,234,749,321/19,762.50
6. Step 6: Final answer
   x = 62,479.41