Finding the Fourth Proportional to 215,627.82, 297,557.73 and 120,132.06

Step by Step Solution

1. Step 1: Write the proportion equation
   215,627.82 : 297,557.73 = 120,132.06 : x
2. Step 2: Convert to fraction form
   215,627.82/297,557.73 = 120,132.06/x
3. Step 3: Cross multiply
   215,627.82x = 297,557.73 × 120,132.06
4. Step 4: Simplify right side
   215,627.82x = 35,746,223,073.82
5. Step 5: Solve for x
   x = 35,746,223,073.82/215,627.82
6. Step 6: Final answer
   x = 165,777.42