Finding the Fourth Proportional to 45,510.72, 68,219.88 and 17,423.58

Step by Step Solution

1. Step 1: Write the proportion equation
   45,510.72 : 68,219.88 = 17,423.58 : x
2. Step 2: Convert to fraction form
   45,510.72/68,219.88 = 17,423.58/x
3. Step 3: Cross multiply
   45,510.72x = 68,219.88 × 17,423.58
4. Step 4: Simplify right side
   45,510.72x = 1,188,634,536.77
5. Step 5: Solve for x
   x = 1,188,634,536.77/45,510.72
6. Step 6: Final answer
   x = 26,117.68