Finding the Fourth Proportional to 265,300.56, 366,112.56 and 144,441.60

Step by Step Solution

1. Step 1: Write the proportion equation
   265,300.56 : 366,112.56 = 144,441.60 : x
2. Step 2: Convert to fraction form
   265,300.56/366,112.56 = 144,441.60/x
3. Step 3: Cross multiply
   265,300.56x = 366,112.56 × 144,441.60
4. Step 4: Simplify right side
   265,300.56x = 52,881,883,946.50
5. Step 5: Solve for x
   x = 52,881,883,946.50/265,300.56
6. Step 6: Final answer
   x = 199,328.20