Finding the Fourth Proportional to 31,466.54, 47,199.94 and 12,746.93

Step by Step Solution

1. Step 1: Write the proportion equation
   31,466.54 : 47,199.94 = 12,746.93 : x
2. Step 2: Convert to fraction form
   31,466.54/47,199.94 = 12,746.93/x
3. Step 3: Cross multiply
   31,466.54x = 47,199.94 × 12,746.93
4. Step 4: Simplify right side
   31,466.54x = 601,654,417.32
5. Step 5: Solve for x
   x = 601,654,417.32/31,466.54
6. Step 6: Final answer
   x = 19,120.45