Finding the Fourth Proportional to 42,689.69, 58,899.98 and 27,583.01

Step by Step Solution

1. Step 1: Write the proportion equation
   42,689.69 : 58,899.98 = 27,583.01 : x
2. Step 2: Convert to fraction form
   42,689.69/58,899.98 = 27,583.01/x
3. Step 3: Cross multiply
   42,689.69x = 58,899.98 × 27,583.01
4. Step 4: Simplify right side
   42,689.69x = 1,624,638,599.42
5. Step 5: Solve for x
   x = 1,624,638,599.42/42,689.69
6. Step 6: Final answer
   x = 38,056.93