Finding the Third Proportional to 538,599.50 and 835,118

Step by Step Solution

1. Step 1: Write the proportion equation
   538,599.50 : 835,118 = 835,118 : x
2. Step 2: Convert to fraction form
   538,599.50/835,118 = 835,118/x
3. Step 3: Cross multiply
   538,599.50x = 835,118 × 835,118
4. Step 4: Simplify right side
   538,599.50x = 697,422,073,924
5. Step 5: Solve for x
   x = 697,422,073,924/538,599.50
6. Step 6: Final answer
   x = 1,294,880.66