Finding the Fourth Proportional to 45,681.74, 62,969.33 and 42,015.94

Step by Step Solution

1. Step 1: Write the proportion equation
   45,681.74 : 62,969.33 = 42,015.94 : x
2. Step 2: Convert to fraction form
   45,681.74/62,969.33 = 42,015.94/x
3. Step 3: Cross multiply
   45,681.74x = 62,969.33 × 42,015.94
4. Step 4: Simplify right side
   45,681.74x = 2,645,715,591.12
5. Step 5: Solve for x
   x = 2,645,715,591.12/45,681.74
6. Step 6: Final answer
   x = 57,916.26