Finding the Fourth Proportional to 65,004.10, 97,360.35 and 53,340.10

Step by Step Solution

1. Step 1: Write the proportion equation
   65,004.10 : 97,360.35 = 53,340.10 : x
2. Step 2: Convert to fraction form
   65,004.10/97,360.35 = 53,340.10/x
3. Step 3: Cross multiply
   65,004.10x = 97,360.35 × 53,340.10
4. Step 4: Simplify right side
   65,004.10x = 5,193,210,805.04
5. Step 5: Solve for x
   x = 5,193,210,805.04/65,004.10
6. Step 6: Final answer
   x = 79,890.51