Finding the Fourth Proportional to 122,796.02, 169,481.72 and 76,877.01

Step by Step Solution

1. Step 1: Write the proportion equation
   122,796.02 : 169,481.72 = 76,877.01 : x
2. Step 2: Convert to fraction form
   122,796.02/169,481.72 = 76,877.01/x
3. Step 3: Cross multiply
   122,796.02x = 169,481.72 × 76,877.01
4. Step 4: Simplify right side
   122,796.02x = 13,029,247,498.87
5. Step 5: Solve for x
   x = 13,029,247,498.87/122,796.02
6. Step 6: Final answer
   x = 106,104.81