Finding the Fourth Proportional to 87,754.08, 121,100.72 and 47,467.72

Step by Step Solution

1. Step 1: Write the proportion equation
   87,754.08 : 121,100.72 = 47,467.72 : x
2. Step 2: Convert to fraction form
   87,754.08/121,100.72 = 47,467.72/x
3. Step 3: Cross multiply
   87,754.08x = 121,100.72 × 47,467.72
4. Step 4: Simplify right side
   87,754.08x = 5,748,375,249.80
5. Step 5: Solve for x
   x = 5,748,375,249.80/87,754.08
6. Step 6: Final answer
   x = 65,505.50