Finding the Fourth Proportional to 265,499.60, 366,439.56 and 152,396.24

Step by Step Solution

1. Step 1: Write the proportion equation
   265,499.60 : 366,439.56 = 152,396.24 : x
2. Step 2: Convert to fraction form
   265,499.60/366,439.56 = 152,396.24/x
3. Step 3: Cross multiply
   265,499.60x = 366,439.56 × 152,396.24
4. Step 4: Simplify right side
   265,499.60x = 55,844,011,131.25
5. Step 5: Solve for x
   x = 55,844,011,131.25/265,499.60
6. Step 6: Final answer
   x = 210,335.58