Finding the Fourth Proportional to 178,443, 267,768.18 and 79,947

Step by Step Solution

1. Step 1: Write the proportion equation
   178,443 : 267,768.18 = 79,947 : x
2. Step 2: Convert to fraction form
   178,443/267,768.18 = 79,947/x
3. Step 3: Cross multiply
   178,443x = 267,768.18 × 79,947
4. Step 4: Simplify right side
   178,443x = 21,407,262,686.46
5. Step 5: Solve for x
   x = 21,407,262,686.46/178,443
6. Step 6: Final answer
   x = 119,966.95