Finding the Fourth Proportional to 655,423.78, 983,188.72 and 182,109.18

Step by Step Solution

1. Step 1: Write the proportion equation
   655,423.78 : 983,188.72 = 182,109.18 : x
2. Step 2: Convert to fraction form
   655,423.78/983,188.72 = 182,109.18/x
3. Step 3: Cross multiply
   655,423.78x = 983,188.72 × 182,109.18
4. Step 4: Simplify right side
   655,423.78x = 179,047,691,584.45
5. Step 5: Solve for x
   x = 179,047,691,584.45/655,423.78
6. Step 6: Final answer
   x = 273,178.51