Finding the Fourth Proportional to 88,699, 122,404.78 and 48,955

Step by Step Solution

1. Step 1: Write the proportion equation
   88,699 : 122,404.78 = 48,955 : x
2. Step 2: Convert to fraction form
   88,699/122,404.78 = 48,955/x
3. Step 3: Cross multiply
   88,699x = 122,404.78 × 48,955
4. Step 4: Simplify right side
   88,699x = 5,992,326,004.90
5. Step 5: Solve for x
   x = 5,992,326,004.90/88,699
6. Step 6: Final answer
   x = 67,557.99