Finding the Fourth Proportional to 50,065.88, 69,090.98 and 31,203

Step by Step Solution

1. Step 1: Write the proportion equation
   50,065.88 : 69,090.98 = 31,203 : x
2. Step 2: Convert to fraction form
   50,065.88/69,090.98 = 31,203/x
3. Step 3: Cross multiply
   50,065.88x = 69,090.98 × 31,203
4. Step 4: Simplify right side
   50,065.88x = 2,155,845,692.93
5. Step 5: Solve for x
   x = 2,155,845,692.93/50,065.88
6. Step 6: Final answer
   x = 43,060.18