Finding the Fourth Proportional to 185,144.23, 255,499.86 and 104,572.72

Step by Step Solution

1. Step 1: Write the proportion equation
   185,144.23 : 255,499.86 = 104,572.72 : x
2. Step 2: Convert to fraction form
   185,144.23/255,499.86 = 104,572.72/x
3. Step 3: Cross multiply
   185,144.23x = 255,499.86 × 104,572.72
4. Step 4: Simplify right side
   185,144.23x = 26,718,315,319.82
5. Step 5: Solve for x
   x = 26,718,315,319.82/185,144.23
6. Step 6: Final answer
   x = 144,310.82