Finding the Fourth Proportional to 106,980.96, 147,544.04 and 68,746.72

Step by Step Solution

1. Step 1: Write the proportion equation
   106,980.96 : 147,544.04 = 68,746.72 : x
2. Step 2: Convert to fraction form
   106,980.96/147,544.04 = 68,746.72/x
3. Step 3: Cross multiply
   106,980.96x = 147,544.04 × 68,746.72
4. Step 4: Simplify right side
   106,980.96x = 10,143,168,805.55
5. Step 5: Solve for x
   x = 10,143,168,805.55/106,980.96
6. Step 6: Final answer
   x = 94,812.84