Finding the Fourth Proportional to 122,017.30, 183,103.71 and 51,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   122,017.30 : 183,103.71 = 51,896.50 : x
2. Step 2: Convert to fraction form
   122,017.30/183,103.71 = 51,896.50/x
3. Step 3: Cross multiply
   122,017.30x = 183,103.71 × 51,896.50
4. Step 4: Simplify right side
   122,017.30x = 9,502,441,686.02
5. Step 5: Solve for x
   x = 9,502,441,686.02/122,017.30
6. Step 6: Final answer
   x = 77,877.82