Finding the Fourth Proportional to 65,315.69, 98,195.00 and 52,156.79

Step by Step Solution

1. Step 1: Write the proportion equation
   65,315.69 : 98,195.00 = 52,156.79 : x
2. Step 2: Convert to fraction form
   65,315.69/98,195.00 = 52,156.79/x
3. Step 3: Cross multiply
   65,315.69x = 98,195.00 × 52,156.79
4. Step 4: Simplify right side
   65,315.69x = 5,121,535,242.29
5. Step 5: Solve for x
   x = 5,121,535,242.29/65,315.69
6. Step 6: Final answer
   x = 78,412.03