Finding the Fourth Proportional to 6,902.34, 9,523.61 and 3,917.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,902.34 : 9,523.61 = 3,917.50 : x
2. Step 2: Convert to fraction form
   6,902.34/9,523.61 = 3,917.50/x
3. Step 3: Cross multiply
   6,902.34x = 9,523.61 × 3,917.50
4. Step 4: Simplify right side
   6,902.34x = 37,308,742.18
5. Step 5: Solve for x
   x = 37,308,742.18/6,902.34
6. Step 6: Final answer
   x = 5,405.23