Finding the Fourth Proportional to 52,218.29, 72,061.34 and 28,344.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,218.29 : 72,061.34 = 28,344.98 : x
2. Step 2: Convert to fraction form
   52,218.29/72,061.34 = 28,344.98/x
3. Step 3: Cross multiply
   52,218.29x = 72,061.34 × 28,344.98
4. Step 4: Simplify right side
   52,218.29x = 2,042,577,279.50
5. Step 5: Solve for x
   x = 2,042,577,279.50/52,218.29
6. Step 6: Final answer
   x = 39,116.13