Finding the Fourth Proportional to 13,061.90, 19,588.89 and 3,701.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,061.90 : 19,588.89 = 3,701.18 : x
2. Step 2: Convert to fraction form
   13,061.90/19,588.89 = 3,701.18/x
3. Step 3: Cross multiply
   13,061.90x = 19,588.89 × 3,701.18
4. Step 4: Simplify right side
   13,061.90x = 72,502,007.89
5. Step 5: Solve for x
   x = 72,502,007.89/13,061.90
6. Step 6: Final answer
   x = 5,550.65