Finding the Fourth Proportional to 14,018.17, 19,345.01 and 7,730.55

Step by Step Solution

1. Step 1: Write the proportion equation
   14,018.17 : 19,345.01 = 7,730.55 : x
2. Step 2: Convert to fraction form
   14,018.17/19,345.01 = 7,730.55/x
3. Step 3: Cross multiply
   14,018.17x = 19,345.01 × 7,730.55
4. Step 4: Simplify right side
   14,018.17x = 149,547,518.69
5. Step 5: Solve for x
   x = 149,547,518.69/14,018.17
6. Step 6: Final answer
   x = 10,668.12