Finding the Fourth Proportional to 215,187, 296,958.06 and 125,763

Step by Step Solution

1. Step 1: Write the proportion equation
   215,187 : 296,958.06 = 125,763 : x
2. Step 2: Convert to fraction form
   215,187/296,958.06 = 125,763/x
3. Step 3: Cross multiply
   215,187x = 296,958.06 × 125,763
4. Step 4: Simplify right side
   215,187x = 37,346,336,499.78
5. Step 5: Solve for x
   x = 37,346,336,499.78/215,187
6. Step 6: Final answer
   x = 173,552.94