Finding the Fourth Proportional to 118,443.42, 163,459.71 and 66,773.25

Step by Step Solution

1. Step 1: Write the proportion equation
   118,443.42 : 163,459.71 = 66,773.25 : x
2. Step 2: Convert to fraction form
   118,443.42/163,459.71 = 66,773.25/x
3. Step 3: Cross multiply
   118,443.42x = 163,459.71 × 66,773.25
4. Step 4: Simplify right side
   118,443.42x = 10,914,736,080.76
5. Step 5: Solve for x
   x = 10,914,736,080.76/118,443.42
6. Step 6: Final answer
   x = 92,151.48