Finding the Fourth Proportional to 19,637.34, 29,463.86 and 7,158.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,637.34 : 29,463.86 = 7,158.25 : x
2. Step 2: Convert to fraction form
   19,637.34/29,463.86 = 7,158.25/x
3. Step 3: Cross multiply
   19,637.34x = 29,463.86 × 7,158.25
4. Step 4: Simplify right side
   19,637.34x = 210,909,675.85
5. Step 5: Solve for x
   x = 210,909,675.85/19,637.34
6. Step 6: Final answer
   x = 10,740.24