Finding the Fourth Proportional to 595,513.95, 892,768.76 and 258,300.72

Step by Step Solution

1. Step 1: Write the proportion equation
   595,513.95 : 892,768.76 = 258,300.72 : x
2. Step 2: Convert to fraction form
   595,513.95/892,768.76 = 258,300.72/x
3. Step 3: Cross multiply
   595,513.95x = 892,768.76 × 258,300.72
4. Step 4: Simplify right side
   595,513.95x = 230,602,814,147.26
5. Step 5: Solve for x
   x = 230,602,814,147.26/595,513.95
6. Step 6: Final answer
   x = 387,233.27