Finding the Fourth Proportional to 223,078.72, 334,618.06 and 65,307.17

Step by Step Solution

1. Step 1: Write the proportion equation
   223,078.72 : 334,618.06 = 65,307.17 : x
2. Step 2: Convert to fraction form
   223,078.72/334,618.06 = 65,307.17/x
3. Step 3: Cross multiply
   223,078.72x = 334,618.06 × 65,307.17
4. Step 4: Simplify right side
   223,078.72x = 21,852,956,856.40
5. Step 5: Solve for x
   x = 21,852,956,856.40/223,078.72
6. Step 6: Final answer
   x = 97,960.74