Finding the Fourth Proportional to 42,419.90, 58,541.26 and 23,557

Step by Step Solution

1. Step 1: Write the proportion equation
   42,419.90 : 58,541.26 = 23,557 : x
2. Step 2: Convert to fraction form
   42,419.90/58,541.26 = 23,557/x
3. Step 3: Cross multiply
   42,419.90x = 58,541.26 × 23,557
4. Step 4: Simplify right side
   42,419.90x = 1,379,056,461.82
5. Step 5: Solve for x
   x = 1,379,056,461.82/42,419.90
6. Step 6: Final answer
   x = 32,509.66