Finding the Fourth Proportional to 127,878.82, 176,468.72 and 70,520.56

Step by Step Solution

1. Step 1: Write the proportion equation
   127,878.82 : 176,468.72 = 70,520.56 : x
2. Step 2: Convert to fraction form
   127,878.82/176,468.72 = 70,520.56/x
3. Step 3: Cross multiply
   127,878.82x = 176,468.72 × 70,520.56
4. Step 4: Simplify right side
   127,878.82x = 12,444,672,956.88
5. Step 5: Solve for x
   x = 12,444,672,956.88/127,878.82
6. Step 6: Final answer
   x = 97,316.14