Finding the Fourth Proportional to 13,070.43, 19,594.62 and 5,669.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,070.43 : 19,594.62 = 5,669.31 : x
2. Step 2: Convert to fraction form
   13,070.43/19,594.62 = 5,669.31/x
3. Step 3: Cross multiply
   13,070.43x = 19,594.62 × 5,669.31
4. Step 4: Simplify right side
   13,070.43x = 111,088,024.10
5. Step 5: Solve for x
   x = 111,088,024.10/13,070.43
6. Step 6: Final answer
   x = 8,499.19