Finding the Fourth Proportional to 52,879.96, 72,962.94 and 30,511

Step by Step Solution

1. Step 1: Write the proportion equation
   52,879.96 : 72,962.94 = 30,511 : x
2. Step 2: Convert to fraction form
   52,879.96/72,962.94 = 30,511/x
3. Step 3: Cross multiply
   52,879.96x = 72,962.94 × 30,511
4. Step 4: Simplify right side
   52,879.96x = 2,226,172,262.34
5. Step 5: Solve for x
   x = 2,226,172,262.34/52,879.96
6. Step 6: Final answer
   x = 42,098.60