Finding the Fourth Proportional to 49,520.30, 68,331.72 and 28,300.94

Step by Step Solution

1. Step 1: Write the proportion equation
   49,520.30 : 68,331.72 = 28,300.94 : x
2. Step 2: Convert to fraction form
   49,520.30/68,331.72 = 28,300.94/x
3. Step 3: Cross multiply
   49,520.30x = 68,331.72 × 28,300.94
4. Step 4: Simplify right side
   49,520.30x = 1,933,851,907.82
5. Step 5: Solve for x
   x = 1,933,851,907.82/49,520.30
6. Step 6: Final answer
   x = 39,051.70