Finding the Fourth Proportional to 3,916.00, 5,866.48 and 2,430.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,916.00 : 5,866.48 = 2,430.81 : x
2. Step 2: Convert to fraction form
   3,916.00/5,866.48 = 2,430.81/x
3. Step 3: Cross multiply
   3,916.00x = 5,866.48 × 2,430.81
4. Step 4: Simplify right side
   3,916.00x = 14,260,287.61
5. Step 5: Solve for x
   x = 14,260,287.61/3,916.00
6. Step 6: Final answer
   x = 3,641.55