Finding the Fourth Proportional to 59,136.30, 81,465.24 and 50,611.08

Step by Step Solution

1. Step 1: Write the proportion equation
   59,136.30 : 81,465.24 = 50,611.08 : x
2. Step 2: Convert to fraction form
   59,136.30/81,465.24 = 50,611.08/x
3. Step 3: Cross multiply
   59,136.30x = 81,465.24 × 50,611.08
4. Step 4: Simplify right side
   59,136.30x = 4,123,043,778.86
5. Step 5: Solve for x
   x = 4,123,043,778.86/59,136.30
6. Step 6: Final answer
   x = 69,721.03