Finding the Fourth Proportional to 30,430.37, 42,005.64 and 27,238.04

Step by Step Solution

1. Step 1: Write the proportion equation
   30,430.37 : 42,005.64 = 27,238.04 : x
2. Step 2: Convert to fraction form
   30,430.37/42,005.64 = 27,238.04/x
3. Step 3: Cross multiply
   30,430.37x = 42,005.64 × 27,238.04
4. Step 4: Simplify right side
   30,430.37x = 1,144,151,061.34
5. Step 5: Solve for x
   x = 1,144,151,061.34/30,430.37
6. Step 6: Final answer
   x = 37,598.98