Finding the Fourth Proportional to 31,064.10, 46,597.68 and 8,880.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,064.10 : 46,597.68 = 8,880.72 : x
2. Step 2: Convert to fraction form
   31,064.10/46,597.68 = 8,880.72/x
3. Step 3: Cross multiply
   31,064.10x = 46,597.68 × 8,880.72
4. Step 4: Simplify right side
   31,064.10x = 413,820,671.34
5. Step 5: Solve for x
   x = 413,820,671.34/31,064.10
6. Step 6: Final answer
   x = 13,321.51