Finding the Fourth Proportional to 52,788.03, 72,847.72 and 28,914.63

Step by Step Solution

1. Step 1: Write the proportion equation
   52,788.03 : 72,847.72 = 28,914.63 : x
2. Step 2: Convert to fraction form
   52,788.03/72,847.72 = 28,914.63/x
3. Step 3: Cross multiply
   52,788.03x = 72,847.72 × 28,914.63
4. Step 4: Simplify right side
   52,788.03x = 2,106,364,870.14
5. Step 5: Solve for x
   x = 2,106,364,870.14/52,788.03
6. Step 6: Final answer
   x = 39,902.32