Finding the Fourth Proportional to 52,974.18, 79,468.65 and 28,016.00

Step by Step Solution

1. Step 1: Write the proportion equation
   52,974.18 : 79,468.65 = 28,016.00 : x
2. Step 2: Convert to fraction form
   52,974.18/79,468.65 = 28,016.00/x
3. Step 3: Cross multiply
   52,974.18x = 79,468.65 × 28,016.00
4. Step 4: Simplify right side
   52,974.18x = 2,226,393,301.06
5. Step 5: Solve for x
   x = 2,226,393,301.06/52,974.18
6. Step 6: Final answer
   x = 42,027.90