Finding the Fourth Proportional to 31,072.87, 46,594.05 and 13,301.02

Step by Step Solution

1. Step 1: Write the proportion equation
   31,072.87 : 46,594.05 = 13,301.02 : x
2. Step 2: Convert to fraction form
   31,072.87/46,594.05 = 13,301.02/x
3. Step 3: Cross multiply
   31,072.87x = 46,594.05 × 13,301.02
4. Step 4: Simplify right side
   31,072.87x = 619,748,390.93
5. Step 5: Solve for x
   x = 619,748,390.93/31,072.87
6. Step 6: Final answer
   x = 19,945.00