Finding the Fourth Proportional to 19,617.49, 29,429.76 and 7,155.01

Step by Step Solution

1. Step 1: Write the proportion equation
   19,617.49 : 29,429.76 = 7,155.01 : x
2. Step 2: Convert to fraction form
   19,617.49/29,429.76 = 7,155.01/x
3. Step 3: Cross multiply
   19,617.49x = 29,429.76 × 7,155.01
4. Step 4: Simplify right side
   19,617.49x = 210,570,227.10
5. Step 5: Solve for x
   x = 210,570,227.10/19,617.49
6. Step 6: Final answer
   x = 10,733.80