Finding the Fourth Proportional to 6,607.10, 9,117.72 and 3,622.93

Step by Step Solution

1. Step 1: Write the proportion equation
   6,607.10 : 9,117.72 = 3,622.93 : x
2. Step 2: Convert to fraction form
   6,607.10/9,117.72 = 3,622.93/x
3. Step 3: Cross multiply
   6,607.10x = 9,117.72 × 3,622.93
4. Step 4: Simplify right side
   6,607.10x = 33,032,861.32
5. Step 5: Solve for x
   x = 33,032,861.32/6,607.10
6. Step 6: Final answer
   x = 4,999.60