Finding the Fourth Proportional to 139,192, 208,685.76 and 44,367.59

Step by Step Solution

1. Step 1: Write the proportion equation
   139,192 : 208,685.76 = 44,367.59 : x
2. Step 2: Convert to fraction form
   139,192/208,685.76 = 44,367.59/x
3. Step 3: Cross multiply
   139,192x = 208,685.76 × 44,367.59
4. Step 4: Simplify right side
   139,192x = 9,258,884,238.52
5. Step 5: Solve for x
   x = 9,258,884,238.52/139,192
6. Step 6: Final answer
   x = 66,518.80