Finding the Fourth Proportional to 71,837.82, 99,056.93 and 49,180.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,837.82 : 99,056.93 = 49,180.50 : x
2. Step 2: Convert to fraction form
   71,837.82/99,056.93 = 49,180.50/x
3. Step 3: Cross multiply
   71,837.82x = 99,056.93 × 49,180.50
4. Step 4: Simplify right side
   71,837.82x = 4,871,669,099.96
5. Step 5: Solve for x
   x = 4,871,669,099.96/71,837.82
6. Step 6: Final answer
   x = 67,814.82