Finding the Fourth Proportional to 195,507.31, 293,400.83 and 83,266.15

Step by Step Solution

1. Step 1: Write the proportion equation
   195,507.31 : 293,400.83 = 83,266.15 : x
2. Step 2: Convert to fraction form
   195,507.31/293,400.83 = 83,266.15/x
3. Step 3: Cross multiply
   195,507.31x = 293,400.83 × 83,266.15
4. Step 4: Simplify right side
   195,507.31x = 24,430,357,520.90
5. Step 5: Solve for x
   x = 24,430,357,520.90/195,507.31
6. Step 6: Final answer
   x = 124,958.79