Finding the Fourth Proportional to 58,978.72, 88,556.82 and 50,748.40

Step by Step Solution

1. Step 1: Write the proportion equation
   58,978.72 : 88,556.82 = 50,748.40 : x
2. Step 2: Convert to fraction form
   58,978.72/88,556.82 = 50,748.40/x
3. Step 3: Cross multiply
   58,978.72x = 88,556.82 × 50,748.40
4. Step 4: Simplify right side
   58,978.72x = 4,494,116,924.09
5. Step 5: Solve for x
   x = 4,494,116,924.09/58,978.72
6. Step 6: Final answer
   x = 76,198.96