Finding the Fourth Proportional to 42,036, 58,013.82 and 31,407.18

Step by Step Solution

1. Step 1: Write the proportion equation
   42,036 : 58,013.82 = 31,407.18 : x
2. Step 2: Convert to fraction form
   42,036/58,013.82 = 31,407.18/x
3. Step 3: Cross multiply
   42,036x = 58,013.82 × 31,407.18
4. Step 4: Simplify right side
   42,036x = 1,822,050,487.23
5. Step 5: Solve for x
   x = 1,822,050,487.23/42,036
6. Step 6: Final answer
   x = 43,345.00