Finding the Fourth Proportional to 50,666.31, 69,909.89 and 31,794.93

Step by Step Solution

1. Step 1: Write the proportion equation
   50,666.31 : 69,909.89 = 31,794.93 : x
2. Step 2: Convert to fraction form
   50,666.31/69,909.89 = 31,794.93/x
3. Step 3: Cross multiply
   50,666.31x = 69,909.89 × 31,794.93
4. Step 4: Simplify right side
   50,666.31x = 2,222,779,899.88
5. Step 5: Solve for x
   x = 2,222,779,899.88/50,666.31
6. Step 6: Final answer
   x = 43,870.96