Finding the Fourth Proportional to 13,071.62, 19,602.50 and 4,749.57

Step by Step Solution

1. Step 1: Write the proportion equation
   13,071.62 : 19,602.50 = 4,749.57 : x
2. Step 2: Convert to fraction form
   13,071.62/19,602.50 = 4,749.57/x
3. Step 3: Cross multiply
   13,071.62x = 19,602.50 × 4,749.57
4. Step 4: Simplify right side
   13,071.62x = 93,103,422.18
5. Step 5: Solve for x
   x = 93,103,422.18/13,071.62
6. Step 6: Final answer
   x = 7,122.56