Finding the Fourth Proportional to 261,092.04, 391,643.56 and 83,598.56

Step by Step Solution

1. Step 1: Write the proportion equation
   261,092.04 : 391,643.56 = 83,598.56 : x
2. Step 2: Convert to fraction form
   261,092.04/391,643.56 = 83,598.56/x
3. Step 3: Cross multiply
   261,092.04x = 391,643.56 × 83,598.56
4. Step 4: Simplify right side
   261,092.04x = 32,740,837,649.27
5. Step 5: Solve for x
   x = 32,740,837,649.27/261,092.04
6. Step 6: Final answer
   x = 125,399.60