Finding the Fourth Proportional to 112,315.57, 154,994.29 and 61,328.14

Step by Step Solution

1. Step 1: Write the proportion equation
   112,315.57 : 154,994.29 = 61,328.14 : x
2. Step 2: Convert to fraction form
   112,315.57/154,994.29 = 61,328.14/x
3. Step 3: Cross multiply
   112,315.57x = 154,994.29 × 61,328.14
4. Step 4: Simplify right side
   112,315.57x = 9,505,511,516.32
5. Step 5: Solve for x
   x = 9,505,511,516.32/112,315.57
6. Step 6: Final answer
   x = 84,632.18