Finding the Fourth Proportional to 118,749.42, 163,876.05 and 65,033.46

Step by Step Solution

1. Step 1: Write the proportion equation
   118,749.42 : 163,876.05 = 65,033.46 : x
2. Step 2: Convert to fraction form
   118,749.42/163,876.05 = 65,033.46/x
3. Step 3: Cross multiply
   118,749.42x = 163,876.05 × 65,033.46
4. Step 4: Simplify right side
   118,749.42x = 10,657,426,542.63
5. Step 5: Solve for x
   x = 10,657,426,542.63/118,749.42
6. Step 6: Final answer
   x = 89,747.19