Finding the Fourth Proportional to 42,091.40, 58,084.30 and 22,970.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,091.40 : 58,084.30 = 22,970.69 : x
2. Step 2: Convert to fraction form
   42,091.40/58,084.30 = 22,970.69/x
3. Step 3: Cross multiply
   42,091.40x = 58,084.30 × 22,970.69
4. Step 4: Simplify right side
   42,091.40x = 1,334,236,101.32
5. Step 5: Solve for x
   x = 1,334,236,101.32/42,091.40
6. Step 6: Final answer
   x = 31,698.55