Finding the Fourth Proportional to 83,422.86, 115,125.89 and 50,717.22

Step by Step Solution

1. Step 1: Write the proportion equation
   83,422.86 : 115,125.89 = 50,717.22 : x
2. Step 2: Convert to fraction form
   83,422.86/115,125.89 = 50,717.22/x
3. Step 3: Cross multiply
   83,422.86x = 115,125.89 × 50,717.22
4. Step 4: Simplify right side
   83,422.86x = 5,838,865,090.83
5. Step 5: Solve for x
   x = 5,838,865,090.83/83,422.86
6. Step 6: Final answer
   x = 69,991.19