Finding the Third Proportional to 26,405.58 and 58,715.30

Step by Step Solution

1. Step 1: Write the proportion equation
   26,405.58 : 58,715.30 = 58,715.30 : x
2. Step 2: Convert to fraction form
   26,405.58/58,715.30 = 58,715.30/x
3. Step 3: Cross multiply
   26,405.58x = 58,715.30 × 58,715.30
4. Step 4: Simplify right side
   26,405.58x = 3,447,486,087.12
5. Step 5: Solve for x
   x = 3,447,486,087.12/26,405.58
6. Step 6: Final answer
   x = 130,559.01