Finding the Fourth Proportional to 52,372.96, 72,272.51 and 28,499.62

Step by Step Solution

1. Step 1: Write the proportion equation
   52,372.96 : 72,272.51 = 28,499.62 : x
2. Step 2: Convert to fraction form
   52,372.96/72,272.51 = 28,499.62/x
3. Step 3: Cross multiply
   52,372.96x = 72,272.51 × 28,499.62
4. Step 4: Simplify right side
   52,372.96x = 2,059,739,071.45
5. Step 5: Solve for x
   x = 2,059,739,071.45/52,372.96
6. Step 6: Final answer
   x = 39,328.29