Finding the Fourth Proportional to 214,926.30, 322,392.15 and 65,168.10

Step by Step Solution

1. Step 1: Write the proportion equation
   214,926.30 : 322,392.15 = 65,168.10 : x
2. Step 2: Convert to fraction form
   214,926.30/322,392.15 = 65,168.10/x
3. Step 3: Cross multiply
   214,926.30x = 322,392.15 × 65,168.10
4. Step 4: Simplify right side
   214,926.30x = 21,009,683,870.42
5. Step 5: Solve for x
   x = 21,009,683,870.42/214,926.30
6. Step 6: Final answer
   x = 97,752.97