Finding the Fourth Proportional to 52,870.83, 72,962.88 and 28,997.44

Step by Step Solution

1. Step 1: Write the proportion equation
   52,870.83 : 72,962.88 = 28,997.44 : x
2. Step 2: Convert to fraction form
   52,870.83/72,962.88 = 28,997.44/x
3. Step 3: Cross multiply
   52,870.83x = 72,962.88 × 28,997.44
4. Step 4: Simplify right side
   52,870.83x = 2,115,736,854.30
5. Step 5: Solve for x
   x = 2,115,736,854.30/52,870.83
6. Step 6: Final answer
   x = 40,017.09