Finding the Fourth Proportional to 118,773, 163,901.94 and 71,052.72

Step by Step Solution

1. Step 1: Write the proportion equation
   118,773 : 163,901.94 = 71,052.72 : x
2. Step 2: Convert to fraction form
   118,773/163,901.94 = 71,052.72/x
3. Step 3: Cross multiply
   118,773x = 163,901.94 × 71,052.72
4. Step 4: Simplify right side
   118,773x = 11,645,678,650.28
5. Step 5: Solve for x
   x = 11,645,678,650.28/118,773
6. Step 6: Final answer
   x = 98,049.88