Finding the Fourth Proportional to 43,080.86, 64,621.33 and 13,501.00

Step by Step Solution

1. Step 1: Write the proportion equation
   43,080.86 : 64,621.33 = 13,501.00 : x
2. Step 2: Convert to fraction form
   43,080.86/64,621.33 = 13,501.00/x
3. Step 3: Cross multiply
   43,080.86x = 64,621.33 × 13,501.00
4. Step 4: Simplify right side
   43,080.86x = 872,452,259.86
5. Step 5: Solve for x
   x = 872,452,259.86/43,080.86
6. Step 6: Final answer
   x = 20,251.50