Finding the Fourth Proportional to 52,577.34, 72,557.83 and 28,705.02

Step by Step Solution

1. Step 1: Write the proportion equation
   52,577.34 : 72,557.83 = 28,705.02 : x
2. Step 2: Convert to fraction form
   52,577.34/72,557.83 = 28,705.02/x
3. Step 3: Cross multiply
   52,577.34x = 72,557.83 × 28,705.02
4. Step 4: Simplify right side
   52,577.34x = 2,082,773,817.78
5. Step 5: Solve for x
   x = 2,082,773,817.78/52,577.34
6. Step 6: Final answer
   x = 39,613.53