Finding the Fourth Proportional to 112,751.82, 155,559.60 and 65,004.12

Step by Step Solution

1. Step 1: Write the proportion equation
   112,751.82 : 155,559.60 = 65,004.12 : x
2. Step 2: Convert to fraction form
   112,751.82/155,559.60 = 65,004.12/x
3. Step 3: Cross multiply
   112,751.82x = 155,559.60 × 65,004.12
4. Step 4: Simplify right side
   112,751.82x = 10,112,014,905.55
5. Step 5: Solve for x
   x = 10,112,014,905.55/112,751.82
6. Step 6: Final answer
   x = 89,683.83