Finding the Fourth Proportional to 52,835.91, 72,913.88 and 28,962.51

Step by Step Solution

1. Step 1: Write the proportion equation
   52,835.91 : 72,913.88 = 28,962.51 : x
2. Step 2: Convert to fraction form
   52,835.91/72,913.88 = 28,962.51/x
3. Step 3: Cross multiply
   52,835.91x = 72,913.88 × 28,962.51
4. Step 4: Simplify right side
   52,835.91x = 2,111,768,833.83
5. Step 5: Solve for x
   x = 2,111,768,833.83/52,835.91
6. Step 6: Final answer
   x = 39,968.44