Finding the Fourth Proportional to 127,603.95, 176,091.72 and 71,015.33

Step by Step Solution

1. Step 1: Write the proportion equation
   127,603.95 : 176,091.72 = 71,015.33 : x
2. Step 2: Convert to fraction form
   127,603.95/176,091.72 = 71,015.33/x
3. Step 3: Cross multiply
   127,603.95x = 176,091.72 × 71,015.33
4. Step 4: Simplify right side
   127,603.95x = 12,505,210,725.61
5. Step 5: Solve for x
   x = 12,505,210,725.61/127,603.95
6. Step 6: Final answer
   x = 98,000.19