Finding the Fourth Proportional to 231,566.10, 347,300.55 and 65,315.22

Step by Step Solution

1. Step 1: Write the proportion equation
   231,566.10 : 347,300.55 = 65,315.22 : x
2. Step 2: Convert to fraction form
   231,566.10/347,300.55 = 65,315.22/x
3. Step 3: Cross multiply
   231,566.10x = 347,300.55 × 65,315.22
4. Step 4: Simplify right side
   231,566.10x = 22,684,011,829.37
5. Step 5: Solve for x
   x = 22,684,011,829.37/231,566.10
6. Step 6: Final answer
   x = 97,959.12