Finding the Fourth Proportional to 116,565.30, 174,891.15 and 112,245.30

Step by Step Solution

1. Step 1: Write the proportion equation
   116,565.30 : 174,891.15 = 112,245.30 : x
2. Step 2: Convert to fraction form
   116,565.30/174,891.15 = 112,245.30/x
3. Step 3: Cross multiply
   116,565.30x = 174,891.15 × 112,245.30
4. Step 4: Simplify right side
   116,565.30x = 19,630,709,599.10
5. Step 5: Solve for x
   x = 19,630,709,599.10/116,565.30
6. Step 6: Final answer
   x = 168,409.55