Finding the Fourth Proportional to 118,824.44, 163,984.02 and 65,111.72

Step by Step Solution

1. Step 1: Write the proportion equation
   118,824.44 : 163,984.02 = 65,111.72 : x
2. Step 2: Convert to fraction form
   118,824.44/163,984.02 = 65,111.72/x
3. Step 3: Cross multiply
   118,824.44x = 163,984.02 × 65,111.72
4. Step 4: Simplify right side
   118,824.44x = 10,677,281,594.71
5. Step 5: Solve for x
   x = 10,677,281,594.71/118,824.44
6. Step 6: Final answer
   x = 89,857.62