Finding the Fourth Proportional to 119,040.64, 164,278.56 and 65,322.52

Step by Step Solution

1. Step 1: Write the proportion equation
   119,040.64 : 164,278.56 = 65,322.52 : x
2. Step 2: Convert to fraction form
   119,040.64/164,278.56 = 65,322.52/x
3. Step 3: Cross multiply
   119,040.64x = 164,278.56 × 65,322.52
4. Step 4: Simplify right side
   119,040.64x = 10,731,089,521.17
5. Step 5: Solve for x
   x = 10,731,089,521.17/119,040.64
6. Step 6: Final answer
   x = 90,146.44