Finding the Fourth Proportional to 139,067.69, 208,611.86 and 37,883.09

Step by Step Solution

1. Step 1: Write the proportion equation
   139,067.69 : 208,611.86 = 37,883.09 : x
2. Step 2: Convert to fraction form
   139,067.69/208,611.86 = 37,883.09/x
3. Step 3: Cross multiply
   139,067.69x = 208,611.86 × 37,883.09
4. Step 4: Simplify right side
   139,067.69x = 7,902,862,199.56
5. Step 5: Solve for x
   x = 7,902,862,199.56/139,067.69
6. Step 6: Final answer
   x = 56,827.45