Finding the Fourth Proportional to 79,516, 109,755.12 and 53,020

Step by Step Solution

1. Step 1: Write the proportion equation
   79,516 : 109,755.12 = 53,020 : x
2. Step 2: Convert to fraction form
   79,516/109,755.12 = 53,020/x
3. Step 3: Cross multiply
   79,516x = 109,755.12 × 53,020
4. Step 4: Simplify right side
   79,516x = 5,819,216,462.40
5. Step 5: Solve for x
   x = 5,819,216,462.40/79,516
6. Step 6: Final answer
   x = 73,182.96