Finding the Fourth Proportional to 555,032.18, 765,946.71 and 300,383.34

Step by Step Solution

1. Step 1: Write the proportion equation
   555,032.18 : 765,946.71 = 300,383.34 : x
2. Step 2: Convert to fraction form
   555,032.18/765,946.71 = 300,383.34/x
3. Step 3: Cross multiply
   555,032.18x = 765,946.71 × 300,383.34
4. Step 4: Simplify right side
   555,032.18x = 230,077,631,011.81
5. Step 5: Solve for x
   x = 230,077,631,011.81/555,032.18
6. Step 6: Final answer
   x = 414,530.26