Finding the Fourth Proportional to 127,084.56, 175,373.96 and 78,673.60

Step by Step Solution

1. Step 1: Write the proportion equation
   127,084.56 : 175,373.96 = 78,673.60 : x
2. Step 2: Convert to fraction form
   127,084.56/175,373.96 = 78,673.60/x
3. Step 3: Cross multiply
   127,084.56x = 175,373.96 × 78,673.60
4. Step 4: Simplify right side
   127,084.56x = 13,797,300,779.46
5. Step 5: Solve for x
   x = 13,797,300,779.46/127,084.56
6. Step 6: Final answer
   x = 108,567.88