Finding the Fourth Proportional to 58,790.31, 81,131.22 and 31,933.34

Step by Step Solution

1. Step 1: Write the proportion equation
   58,790.31 : 81,131.22 = 31,933.34 : x
2. Step 2: Convert to fraction form
   58,790.31/81,131.22 = 31,933.34/x
3. Step 3: Cross multiply
   58,790.31x = 81,131.22 × 31,933.34
4. Step 4: Simplify right side
   58,790.31x = 2,590,790,832.87
5. Step 5: Solve for x
   x = 2,590,790,832.87/58,790.31
6. Step 6: Final answer
   x = 44,068.33