Finding the Fourth Proportional to 21,719.34, 32,574.15 and 6,925.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,719.34 : 32,574.15 = 6,925.50 : x
2. Step 2: Convert to fraction form
   21,719.34/32,574.15 = 6,925.50/x
3. Step 3: Cross multiply
   21,719.34x = 32,574.15 × 6,925.50
4. Step 4: Simplify right side
   21,719.34x = 225,592,275.83
5. Step 5: Solve for x
   x = 225,592,275.83/21,719.34
6. Step 6: Final answer
   x = 10,386.70