Finding the Fourth Proportional to 52,978.53, 79,437.83 and 17,430.23

Step by Step Solution

1. Step 1: Write the proportion equation
   52,978.53 : 79,437.83 = 17,430.23 : x
2. Step 2: Convert to fraction form
   52,978.53/79,437.83 = 17,430.23/x
3. Step 3: Cross multiply
   52,978.53x = 79,437.83 × 17,430.23
4. Step 4: Simplify right side
   52,978.53x = 1,384,619,250.41
5. Step 5: Solve for x
   x = 1,384,619,250.41/52,978.53
6. Step 6: Final answer
   x = 26,135.48