Finding the Fourth Proportional to 127,572.32, 191,263.16 and 88,016.56

Step by Step Solution

1. Step 1: Write the proportion equation
   127,572.32 : 191,263.16 = 88,016.56 : x
2. Step 2: Convert to fraction form
   127,572.32/191,263.16 = 88,016.56/x
3. Step 3: Cross multiply
   127,572.32x = 191,263.16 × 88,016.56
4. Step 4: Simplify right side
   127,572.32x = 16,834,325,397.93
5. Step 5: Solve for x
   x = 16,834,325,397.93/127,572.32
6. Step 6: Final answer
   x = 131,959.08