Finding the Fourth Proportional to 31,070.56, 46,602.60 and 8,882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,070.56 : 46,602.60 = 8,882.50 : x
2. Step 2: Convert to fraction form
   31,070.56/46,602.60 = 8,882.50/x
3. Step 3: Cross multiply
   31,070.56x = 46,602.60 × 8,882.50
4. Step 4: Simplify right side
   31,070.56x = 413,947,594.50
5. Step 5: Solve for x
   x = 413,947,594.50/31,070.56
6. Step 6: Final answer
   x = 13,322.82