Finding the Fourth Proportional to 53,216.34, 79,661.51 and 34,459.07

Step by Step Solution

1. Step 1: Write the proportion equation
   53,216.34 : 79,661.51 = 34,459.07 : x
2. Step 2: Convert to fraction form
   53,216.34/79,661.51 = 34,459.07/x
3. Step 3: Cross multiply
   53,216.34x = 79,661.51 × 34,459.07
4. Step 4: Simplify right side
   53,216.34x = 2,745,060,978.79
5. Step 5: Solve for x
   x = 2,745,060,978.79/53,216.34
6. Step 6: Final answer
   x = 51,583.05