Finding the Fourth Proportional to 122,443.34, 183,721.50 and 55,903.86

Step by Step Solution

1. Step 1: Write the proportion equation
   122,443.34 : 183,721.50 = 55,903.86 : x
2. Step 2: Convert to fraction form
   122,443.34/183,721.50 = 55,903.86/x
3. Step 3: Cross multiply
   122,443.34x = 183,721.50 × 55,903.86
4. Step 4: Simplify right side
   122,443.34x = 10,270,741,014.99
5. Step 5: Solve for x
   x = 10,270,741,014.99/122,443.34
6. Step 6: Final answer
   x = 83,881.59