Finding the Fourth Proportional to 76,097.98, 105,006.21 and 42,101.97

Step by Step Solution

1. Step 1: Write the proportion equation
   76,097.98 : 105,006.21 = 42,101.97 : x
2. Step 2: Convert to fraction form
   76,097.98/105,006.21 = 42,101.97/x
3. Step 3: Cross multiply
   76,097.98x = 105,006.21 × 42,101.97
4. Step 4: Simplify right side
   76,097.98x = 4,420,968,697.01
5. Step 5: Solve for x
   x = 4,420,968,697.01/76,097.98
6. Step 6: Final answer
   x = 58,095.75