Finding the Third Proportional to 39,458 and 59,043

Step by Step Solution

1. Step 1: Write the proportion equation
   39,458 : 59,043 = 59,043 : x
2. Step 2: Convert to fraction form
   39,458/59,043 = 59,043/x
3. Step 3: Cross multiply
   39,458x = 59,043 × 59,043
4. Step 4: Simplify right side
   39,458x = 3,486,075,849
5. Step 5: Solve for x
   x = 3,486,075,849/39,458
6. Step 6: Final answer
   x = 88,349.03