Finding the Fourth Proportional to 127,947.98, 176,567.69 and 70,590.94

Step by Step Solution

1. Step 1: Write the proportion equation
   127,947.98 : 176,567.69 = 70,590.94 : x
2. Step 2: Convert to fraction form
   127,947.98/176,567.69 = 70,590.94/x
3. Step 3: Cross multiply
   127,947.98x = 176,567.69 × 70,590.94
4. Step 4: Simplify right side
   127,947.98x = 12,464,078,945.79
5. Step 5: Solve for x
   x = 12,464,078,945.79/127,947.98
6. Step 6: Final answer
   x = 97,415.21