Finding the Fourth Proportional to 89,162.06, 133,952.06 and 84,118.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,162.06 : 133,952.06 = 84,118.18 : x
2. Step 2: Convert to fraction form
   89,162.06/133,952.06 = 84,118.18/x
3. Step 3: Cross multiply
   89,162.06x = 133,952.06 × 84,118.18
4. Step 4: Simplify right side
   89,162.06x = 11,267,803,494.45
5. Step 5: Solve for x
   x = 11,267,803,494.45/89,162.06
6. Step 6: Final answer
   x = 126,374.42