Finding the Third Proportional to 42,634.75 and 59,636.63

Step by Step Solution

1. Step 1: Write the proportion equation
   42,634.75 : 59,636.63 = 59,636.63 : x
2. Step 2: Convert to fraction form
   42,634.75/59,636.63 = 59,636.63/x
3. Step 3: Cross multiply
   42,634.75x = 59,636.63 × 59,636.63
4. Step 4: Simplify right side
   42,634.75x = 3,556,527,041.39
5. Step 5: Solve for x
   x = 3,556,527,041.39/42,634.75
6. Step 6: Final answer
   x = 83,418.50