Finding the Fourth Proportional to 17,810.28, 26,714.04 and 7,277.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,810.28 : 26,714.04 = 7,277.50 : x
2. Step 2: Convert to fraction form
   17,810.28/26,714.04 = 7,277.50/x
3. Step 3: Cross multiply
   17,810.28x = 26,714.04 × 7,277.50
4. Step 4: Simplify right side
   17,810.28x = 194,411,426.10
5. Step 5: Solve for x
   x = 194,411,426.10/17,810.28
6. Step 6: Final answer
   x = 10,915.69