Finding the Fourth Proportional to 52,401.32, 72,313.83 and 28,527.99

Step by Step Solution

1. Step 1: Write the proportion equation
   52,401.32 : 72,313.83 = 28,527.99 : x
2. Step 2: Convert to fraction form
   52,401.32/72,313.83 = 28,527.99/x
3. Step 3: Cross multiply
   52,401.32x = 72,313.83 × 28,527.99
4. Step 4: Simplify right side
   52,401.32x = 2,062,968,219.10
5. Step 5: Solve for x
   x = 2,062,968,219.10/52,401.32
6. Step 6: Final answer
   x = 39,368.63