Finding the Fourth Proportional to 36,699.83, 55,051.83 and 10,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   36,699.83 : 55,051.83 = 10,402.50 : x
2. Step 2: Convert to fraction form
   36,699.83/55,051.83 = 10,402.50/x
3. Step 3: Cross multiply
   36,699.83x = 55,051.83 × 10,402.50
4. Step 4: Simplify right side
   36,699.83x = 572,676,661.58
5. Step 5: Solve for x
   x = 572,676,661.58/36,699.83
6. Step 6: Final answer
   x = 15,604.34