Finding the Fourth Proportional to 52,632.47, 72,632.83 and 28,433.45

Step by Step Solution

1. Step 1: Write the proportion equation
   52,632.47 : 72,632.83 = 28,433.45 : x
2. Step 2: Convert to fraction form
   52,632.47/72,632.83 = 28,433.45/x
3. Step 3: Cross multiply
   52,632.47x = 72,632.83 × 28,433.45
4. Step 4: Simplify right side
   52,632.47x = 2,065,201,577.00
5. Step 5: Solve for x
   x = 2,065,201,577.00/52,632.47
6. Step 6: Final answer
   x = 39,238.17