Finding the Fourth Proportional to 19,533.69, 29,300.59 and 4,742.58

Step by Step Solution

1. Step 1: Write the proportion equation
   19,533.69 : 29,300.59 = 4,742.58 : x
2. Step 2: Convert to fraction form
   19,533.69/29,300.59 = 4,742.58/x
3. Step 3: Cross multiply
   19,533.69x = 29,300.59 × 4,742.58
4. Step 4: Simplify right side
   19,533.69x = 138,960,507.93
5. Step 5: Solve for x
   x = 138,960,507.93/19,533.69
6. Step 6: Final answer
   x = 7,113.89