Finding the Fourth Proportional to 9,953.86, 14,921.83 and 3,802.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,953.86 : 14,921.83 = 3,802.18 : x
2. Step 2: Convert to fraction form
   9,953.86/14,921.83 = 3,802.18/x
3. Step 3: Cross multiply
   9,953.86x = 14,921.83 × 3,802.18
4. Step 4: Simplify right side
   9,953.86x = 56,735,483.59
5. Step 5: Solve for x
   x = 56,735,483.59/9,953.86
6. Step 6: Final answer
   x = 5,699.85