Finding the Fourth Proportional to 964,215.55, 1,445,303.59 and 356,613.39

Step by Step Solution

1. Step 1: Write the proportion equation
   964,215.55 : 1,445,303.59 = 356,613.39 : x
2. Step 2: Convert to fraction form
   964,215.55/1,445,303.59 = 356,613.39/x
3. Step 3: Cross multiply
   964,215.55x = 1,445,303.59 × 356,613.39
4. Step 4: Simplify right side
   964,215.55x = 515,414,606,028.32
5. Step 5: Solve for x
   x = 515,414,606,028.32/964,215.55
6. Step 6: Final answer
   x = 534,542.93