Finding the Fourth Proportional to 53,254.36, 79,757.00 and 42,086.08

Step by Step Solution

1. Step 1: Write the proportion equation
   53,254.36 : 79,757.00 = 42,086.08 : x
2. Step 2: Convert to fraction form
   53,254.36/79,757.00 = 42,086.08/x
3. Step 3: Cross multiply
   53,254.36x = 79,757.00 × 42,086.08
4. Step 4: Simplify right side
   53,254.36x = 3,356,658,873.34
5. Step 5: Solve for x
   x = 3,356,658,873.34/53,254.36
6. Step 6: Final answer
   x = 63,030.69