Finding the Fourth Proportional to 53,131.50, 73,315.08 and 30,469.32

Step by Step Solution

1. Step 1: Write the proportion equation
   53,131.50 : 73,315.08 = 30,469.32 : x
2. Step 2: Convert to fraction form
   53,131.50/73,315.08 = 30,469.32/x
3. Step 3: Cross multiply
   53,131.50x = 73,315.08 × 30,469.32
4. Step 4: Simplify right side
   53,131.50x = 2,233,860,633.35
5. Step 5: Solve for x
   x = 2,233,860,633.35/53,131.50
6. Step 6: Final answer
   x = 42,044.00