Finding the Fourth Proportional to 83,521, 115,255.14 and 50,005.48

Step by Step Solution

1. Step 1: Write the proportion equation
   83,521 : 115,255.14 = 50,005.48 : x
2. Step 2: Convert to fraction form
   83,521/115,255.14 = 50,005.48/x
3. Step 3: Cross multiply
   83,521x = 115,255.14 × 50,005.48
4. Step 4: Simplify right side
   83,521x = 5,763,388,598.17
5. Step 5: Solve for x
   x = 5,763,388,598.17/83,521
6. Step 6: Final answer
   x = 69,005.26