Finding the Fourth Proportional to 52,326.02, 72,211.28 and 28,454.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,326.02 : 72,211.28 = 28,454.10 : x
2. Step 2: Convert to fraction form
   52,326.02/72,211.28 = 28,454.10/x
3. Step 3: Cross multiply
   52,326.02x = 72,211.28 × 28,454.10
4. Step 4: Simplify right side
   52,326.02x = 2,054,706,839.98
5. Step 5: Solve for x
   x = 2,054,706,839.98/52,326.02
6. Step 6: Final answer
   x = 39,267.41