Finding the Fourth Proportional to 71,791.53, 99,075.83 and 43,499.85

Step by Step Solution

1. Step 1: Write the proportion equation
   71,791.53 : 99,075.83 = 43,499.85 : x
2. Step 2: Convert to fraction form
   71,791.53/99,075.83 = 43,499.85/x
3. Step 3: Cross multiply
   71,791.53x = 99,075.83 × 43,499.85
4. Step 4: Simplify right side
   71,791.53x = 4,309,783,526.13
5. Step 5: Solve for x
   x = 4,309,783,526.13/71,791.53
6. Step 6: Final answer
   x = 60,031.92