Finding the Fourth Proportional to 118,947.56, 164,152.37 and 65,234.54

Step by Step Solution

1. Step 1: Write the proportion equation
   118,947.56 : 164,152.37 = 65,234.54 : x
2. Step 2: Convert to fraction form
   118,947.56/164,152.37 = 65,234.54/x
3. Step 3: Cross multiply
   118,947.56x = 164,152.37 × 65,234.54
4. Step 4: Simplify right side
   118,947.56x = 10,708,403,199.93
5. Step 5: Solve for x
   x = 10,708,403,199.93/118,947.56
6. Step 6: Final answer
   x = 90,026.26