Finding the Fourth Proportional to 72,746.52, 109,075.86 and 28,364.76

Step by Step Solution

1. Step 1: Write the proportion equation
   72,746.52 : 109,075.86 = 28,364.76 : x
2. Step 2: Convert to fraction form
   72,746.52/109,075.86 = 28,364.76/x
3. Step 3: Cross multiply
   72,746.52x = 109,075.86 × 28,364.76
4. Step 4: Simplify right side
   72,746.52x = 3,093,910,590.69
5. Step 5: Solve for x
   x = 3,093,910,590.69/72,746.52
6. Step 6: Final answer
   x = 42,530.02