Finding the Fourth Proportional to 73,967.98, 102,075.82 and 39,976.38

Step by Step Solution

1. Step 1: Write the proportion equation
   73,967.98 : 102,075.82 = 39,976.38 : x
2. Step 2: Convert to fraction form
   73,967.98/102,075.82 = 39,976.38/x
3. Step 3: Cross multiply
   73,967.98x = 102,075.82 × 39,976.38
4. Step 4: Simplify right side
   73,967.98x = 4,080,621,769.13
5. Step 5: Solve for x
   x = 4,080,621,769.13/73,967.98
6. Step 6: Final answer
   x = 55,167.41