Finding the Fourth Proportional to 88,406.01, 122,016.11 and 56,573.82

Step by Step Solution

1. Step 1: Write the proportion equation
   88,406.01 : 122,016.11 = 56,573.82 : x
2. Step 2: Convert to fraction form
   88,406.01/122,016.11 = 56,573.82/x
3. Step 3: Cross multiply
   88,406.01x = 122,016.11 × 56,573.82
4. Step 4: Simplify right side
   88,406.01x = 6,902,917,161.37
5. Step 5: Solve for x
   x = 6,902,917,161.37/88,406.01
6. Step 6: Final answer
   x = 78,081.99