Finding the Fourth Proportional to 42,830.83, 59,049.91 and 35,145.95

Step by Step Solution

1. Step 1: Write the proportion equation
   42,830.83 : 59,049.91 = 35,145.95 : x
2. Step 2: Convert to fraction form
   42,830.83/59,049.91 = 35,145.95/x
3. Step 3: Cross multiply
   42,830.83x = 59,049.91 × 35,145.95
4. Step 4: Simplify right side
   42,830.83x = 2,075,365,375.92
5. Step 5: Solve for x
   x = 2,075,365,375.92/42,830.83
6. Step 6: Final answer
   x = 48,454.94