Finding the Fourth Proportional to 12,713.32, 19,070.27 and 3,354.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,713.32 : 19,070.27 = 3,354.29 : x
2. Step 2: Convert to fraction form
   12,713.32/19,070.27 = 3,354.29/x
3. Step 3: Cross multiply
   12,713.32x = 19,070.27 × 3,354.29
4. Step 4: Simplify right side
   12,713.32x = 63,967,120.61
5. Step 5: Solve for x
   x = 63,967,120.61/12,713.32
6. Step 6: Final answer
   x = 5,031.50