Finding the Fourth Proportional to 2,971.47, 4,099.58 and 1,851.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,971.47 : 4,099.58 = 1,851.50 : x
2. Step 2: Convert to fraction form
   2,971.47/4,099.58 = 1,851.50/x
3. Step 3: Cross multiply
   2,971.47x = 4,099.58 × 1,851.50
4. Step 4: Simplify right side
   2,971.47x = 7,590,342.61
5. Step 5: Solve for x
   x = 7,590,342.61/2,971.47
6. Step 6: Final answer
   x = 2,554.41