Finding the Fourth Proportional to 88,456.17, 122,068.30 and 50,215.38

Step by Step Solution

1. Step 1: Write the proportion equation
   88,456.17 : 122,068.30 = 50,215.38 : x
2. Step 2: Convert to fraction form
   88,456.17/122,068.30 = 50,215.38/x
3. Step 3: Cross multiply
   88,456.17x = 122,068.30 × 50,215.38
4. Step 4: Simplify right side
   88,456.17x = 6,129,706,070.45
5. Step 5: Solve for x
   x = 6,129,706,070.45/88,456.17
6. Step 6: Final answer
   x = 69,296.53