Finding the Fourth Proportional to 31,907.95, 47,875.59 and 13,201.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,907.95 : 47,875.59 = 13,201.58 : x
2. Step 2: Convert to fraction form
   31,907.95/47,875.59 = 13,201.58/x
3. Step 3: Cross multiply
   31,907.95x = 47,875.59 × 13,201.58
4. Step 4: Simplify right side
   31,907.95x = 632,033,606.82
5. Step 5: Solve for x
   x = 632,033,606.82/31,907.95
6. Step 6: Final answer
   x = 19,808.03