Finding the Fourth Proportional to 112,155.01, 154,825.76 and 69,142.19

Step by Step Solution

1. Step 1: Write the proportion equation
   112,155.01 : 154,825.76 = 69,142.19 : x
2. Step 2: Convert to fraction form
   112,155.01/154,825.76 = 69,142.19/x
3. Step 3: Cross multiply
   112,155.01x = 154,825.76 × 69,142.19
4. Step 4: Simplify right side
   112,155.01x = 10,704,991,513.54
5. Step 5: Solve for x
   x = 10,704,991,513.54/112,155.01
6. Step 6: Final answer
   x = 95,448.18