Finding the Fourth Proportional to 38,769.76, 58,075.72 and 35,540.56

Step by Step Solution

1. Step 1: Write the proportion equation
   38,769.76 : 58,075.72 = 35,540.56 : x
2. Step 2: Convert to fraction form
   38,769.76/58,075.72 = 35,540.56/x
3. Step 3: Cross multiply
   38,769.76x = 58,075.72 × 35,540.56
4. Step 4: Simplify right side
   38,769.76x = 2,064,043,611.20
5. Step 5: Solve for x
   x = 2,064,043,611.20/38,769.76
6. Step 6: Final answer
   x = 53,238.49