Finding the Fourth Proportional to 35,969.49, 53,954.78 and 13,784.00

Step by Step Solution

1. Step 1: Write the proportion equation
   35,969.49 : 53,954.78 = 13,784.00 : x
2. Step 2: Convert to fraction form
   35,969.49/53,954.78 = 13,784.00/x
3. Step 3: Cross multiply
   35,969.49x = 53,954.78 × 13,784.00
4. Step 4: Simplify right side
   35,969.49x = 743,712,348.83
5. Step 5: Solve for x
   x = 743,712,348.83/35,969.49
6. Step 6: Final answer
   x = 20,676.20