Finding the Fourth Proportional to 10,617.08, 15,906.54 and 5,931.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,617.08 : 15,906.54 = 5,931.50 : x
2. Step 2: Convert to fraction form
   10,617.08/15,906.54 = 5,931.50/x
3. Step 3: Cross multiply
   10,617.08x = 15,906.54 × 5,931.50
4. Step 4: Simplify right side
   10,617.08x = 94,349,642.01
5. Step 5: Solve for x
   x = 94,349,642.01/10,617.08
6. Step 6: Final answer
   x = 8,886.59