Finding the Fourth Proportional to 74,762.84, 103,167.50 and 42,062.18

Step by Step Solution

1. Step 1: Write the proportion equation
   74,762.84 : 103,167.50 = 42,062.18 : x
2. Step 2: Convert to fraction form
   74,762.84/103,167.50 = 42,062.18/x
3. Step 3: Cross multiply
   74,762.84x = 103,167.50 × 42,062.18
4. Step 4: Simplify right side
   74,762.84x = 4,339,449,955.15
5. Step 5: Solve for x
   x = 4,339,449,955.15/74,762.84
6. Step 6: Final answer
   x = 58,042.87