Finding the Fourth Proportional to 52,184.05, 72,014.06 and 28,310.78

Step by Step Solution

1. Step 1: Write the proportion equation
   52,184.05 : 72,014.06 = 28,310.78 : x
2. Step 2: Convert to fraction form
   52,184.05/72,014.06 = 28,310.78/x
3. Step 3: Cross multiply
   52,184.05x = 72,014.06 × 28,310.78
4. Step 4: Simplify right side
   52,184.05x = 2,038,774,209.57
5. Step 5: Solve for x
   x = 2,038,774,209.57/52,184.05
6. Step 6: Final answer
   x = 39,068.91