Finding the Fourth Proportional to 76,514.07, 105,586.89 and 42,058.92

Step by Step Solution

1. Step 1: Write the proportion equation
   76,514.07 : 105,586.89 = 42,058.92 : x
2. Step 2: Convert to fraction form
   76,514.07/105,586.89 = 42,058.92/x
3. Step 3: Cross multiply
   76,514.07x = 105,586.89 × 42,058.92
4. Step 4: Simplify right side
   76,514.07x = 4,440,870,887.47
5. Step 5: Solve for x
   x = 4,440,870,887.47/76,514.07
6. Step 6: Final answer
   x = 58,039.92