Finding the Fourth Proportional to 58,790.79, 81,131.88 and 31,933.82

Step by Step Solution

1. Step 1: Write the proportion equation
   58,790.79 : 81,131.88 = 31,933.82 : x
2. Step 2: Convert to fraction form
   58,790.79/81,131.88 = 31,933.82/x
3. Step 3: Cross multiply
   58,790.79x = 81,131.88 × 31,933.82
4. Step 4: Simplify right side
   58,790.79x = 2,590,850,692.51
5. Step 5: Solve for x
   x = 2,590,850,692.51/58,790.79
6. Step 6: Final answer
   x = 44,068.99