Finding the Fourth Proportional to 112,233.87, 154,877.89 and 61,245.33

Step by Step Solution

1. Step 1: Write the proportion equation
   112,233.87 : 154,877.89 = 61,245.33 : x
2. Step 2: Convert to fraction form
   112,233.87/154,877.89 = 61,245.33/x
3. Step 3: Cross multiply
   112,233.87x = 154,877.89 × 61,245.33
4. Step 4: Simplify right side
   112,233.87x = 9,485,547,482.75
5. Step 5: Solve for x
   x = 9,485,547,482.75/112,233.87
6. Step 6: Final answer
   x = 84,515.91