Finding the Fourth Proportional to 43,141.59, 64,712.43 and 13,562.01

Step by Step Solution

1. Step 1: Write the proportion equation
   43,141.59 : 64,712.43 = 13,562.01 : x
2. Step 2: Convert to fraction form
   43,141.59/64,712.43 = 13,562.01/x
3. Step 3: Cross multiply
   43,141.59x = 64,712.43 × 13,562.01
4. Step 4: Simplify right side
   43,141.59x = 877,630,622.78
5. Step 5: Solve for x
   x = 877,630,622.78/43,141.59
6. Step 6: Final answer
   x = 20,343.03