Finding the Fourth Proportional to 23,776.02, 35,613.45 and 19,312.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,776.02 : 35,613.45 = 19,312.72 : x
2. Step 2: Convert to fraction form
   23,776.02/35,613.45 = 19,312.72/x
3. Step 3: Cross multiply
   23,776.02x = 35,613.45 × 19,312.72
4. Step 4: Simplify right side
   23,776.02x = 687,792,499.05
5. Step 5: Solve for x
   x = 687,792,499.05/23,776.02
6. Step 6: Final answer
   x = 28,927.99