Finding the Fourth Proportional to 13,076.79, 19,611.53 and 3,716.07

Step by Step Solution

1. Step 1: Write the proportion equation
   13,076.79 : 19,611.53 = 3,716.07 : x
2. Step 2: Convert to fraction form
   13,076.79/19,611.53 = 3,716.07/x
3. Step 3: Cross multiply
   13,076.79x = 19,611.53 × 3,716.07
4. Step 4: Simplify right side
   13,076.79x = 72,877,799.71
5. Step 5: Solve for x
   x = 72,877,799.71/13,076.79
6. Step 6: Final answer
   x = 5,573.06