Finding the Fourth Proportional to 52,998.60, 79,498.72 and 13,554.84

Step by Step Solution

1. Step 1: Write the proportion equation
   52,998.60 : 79,498.72 = 13,554.84 : x
2. Step 2: Convert to fraction form
   52,998.60/79,498.72 = 13,554.84/x
3. Step 3: Cross multiply
   52,998.60x = 79,498.72 × 13,554.84
4. Step 4: Simplify right side
   52,998.60x = 1,077,592,429.80
5. Step 5: Solve for x
   x = 1,077,592,429.80/52,998.60
6. Step 6: Final answer
   x = 20,332.47