Finding the Fourth Proportional to 355,164.50, 532,839.10 and 105,846.50

Step by Step Solution

1. Step 1: Write the proportion equation
   355,164.50 : 532,839.10 = 105,846.50 : x
2. Step 2: Convert to fraction form
   355,164.50/532,839.10 = 105,846.50/x
3. Step 3: Cross multiply
   355,164.50x = 532,839.10 × 105,846.50
4. Step 4: Simplify right side
   355,164.50x = 56,399,153,798.15
5. Step 5: Solve for x
   x = 56,399,153,798.15/355,164.50
6. Step 6: Final answer
   x = 158,797.27