Finding the Fourth Proportional to 13,222.30, 19,826.88 and 4,901.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,222.30 : 19,826.88 = 4,901.98 : x
2. Step 2: Convert to fraction form
   13,222.30/19,826.88 = 4,901.98/x
3. Step 3: Cross multiply
   13,222.30x = 19,826.88 × 4,901.98
4. Step 4: Simplify right side
   13,222.30x = 97,190,969.22
5. Step 5: Solve for x
   x = 97,190,969.22/13,222.30
6. Step 6: Final answer
   x = 7,350.53