Finding the Fourth Proportional to 112,768.74, 155,626.92 and 65,024.10

Step by Step Solution

1. Step 1: Write the proportion equation
   112,768.74 : 155,626.92 = 65,024.10 : x
2. Step 2: Convert to fraction form
   112,768.74/155,626.92 = 65,024.10/x
3. Step 3: Cross multiply
   112,768.74x = 155,626.92 × 65,024.10
4. Step 4: Simplify right side
   112,768.74x = 10,119,500,408.77
5. Step 5: Solve for x
   x = 10,119,500,408.77/112,768.74
6. Step 6: Final answer
   x = 89,736.75