Finding the Fourth Proportional to 42,089.76, 58,085.09 and 22,970.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,089.76 : 58,085.09 = 22,970.76 : x
2. Step 2: Convert to fraction form
   42,089.76/58,085.09 = 22,970.76/x
3. Step 3: Cross multiply
   42,089.76x = 58,085.09 × 22,970.76
4. Step 4: Simplify right side
   42,089.76x = 1,334,258,505.66
5. Step 5: Solve for x
   x = 1,334,258,505.66/42,089.76
6. Step 6: Final answer
   x = 31,700.31