Finding the Fourth Proportional to 69,619.80, 96,075 and 37,788.42

Step by Step Solution

1. Step 1: Write the proportion equation
   69,619.80 : 96,075 = 37,788.42 : x
2. Step 2: Convert to fraction form
   69,619.80/96,075 = 37,788.42/x
3. Step 3: Cross multiply
   69,619.80x = 96,075 × 37,788.42
4. Step 4: Simplify right side
   69,619.80x = 3,630,522,451.50
5. Step 5: Solve for x
   x = 3,630,522,451.50/69,619.80
6. Step 6: Final answer
   x = 52,147.84