Finding the Fourth Proportional to 31,070.69, 46,630.63 and 13,552.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,070.69 : 46,630.63 = 13,552.82 : x
2. Step 2: Convert to fraction form
   31,070.69/46,630.63 = 13,552.82/x
3. Step 3: Cross multiply
   31,070.69x = 46,630.63 × 13,552.82
4. Step 4: Simplify right side
   31,070.69x = 631,976,301.72
5. Step 5: Solve for x
   x = 631,976,301.72/31,070.69
6. Step 6: Final answer
   x = 20,339.95