Finding the Fourth Proportional to 42,274.67, 58,340.10 and 23,155.49

Step by Step Solution

1. Step 1: Write the proportion equation
   42,274.67 : 58,340.10 = 23,155.49 : x
2. Step 2: Convert to fraction form
   42,274.67/58,340.10 = 23,155.49/x
3. Step 3: Cross multiply
   42,274.67x = 58,340.10 × 23,155.49
4. Step 4: Simplify right side
   42,274.67x = 1,350,893,602.15
5. Step 5: Solve for x
   x = 1,350,893,602.15/42,274.67
6. Step 6: Final answer
   x = 31,955.15