Finding the Fourth Proportional to 13,300.32, 19,953.90 and 4,980.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.32 : 19,953.90 = 4,980.98 : x
2. Step 2: Convert to fraction form
   13,300.32/19,953.90 = 4,980.98/x
3. Step 3: Cross multiply
   13,300.32x = 19,953.90 × 4,980.98
4. Step 4: Simplify right side
   13,300.32x = 99,389,976.82
5. Step 5: Solve for x
   x = 99,389,976.82/13,300.32
6. Step 6: Final answer
   x = 7,472.75