Finding the Fourth Proportional to 10,999.29, 16,495.48 and 3,602.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,999.29 : 16,495.48 = 3,602.10 : x
2. Step 2: Convert to fraction form
   10,999.29/16,495.48 = 3,602.10/x
3. Step 3: Cross multiply
   10,999.29x = 16,495.48 × 3,602.10
4. Step 4: Simplify right side
   10,999.29x = 59,418,368.51
5. Step 5: Solve for x
   x = 59,418,368.51/10,999.29
6. Step 6: Final answer
   x = 5,402.02