Finding the Fourth Proportional to 76,093.65, 105,012.33 and 42,101.58

Step by Step Solution

1. Step 1: Write the proportion equation
   76,093.65 : 105,012.33 = 42,101.58 : x
2. Step 2: Convert to fraction form
   76,093.65/105,012.33 = 42,101.58/x
3. Step 3: Cross multiply
   76,093.65x = 105,012.33 × 42,101.58
4. Step 4: Simplify right side
   76,093.65x = 4,421,185,248.40
5. Step 5: Solve for x
   x = 4,421,185,248.40/76,093.65
6. Step 6: Final answer
   x = 58,101.89