Finding the Fourth Proportional to 1,222,764.72, 1,834,196.76 and 311,970.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,222,764.72 : 1,834,196.76 = 311,970.84 : x
2. Step 2: Convert to fraction form
   1,222,764.72/1,834,196.76 = 311,970.84/x
3. Step 3: Cross multiply
   1,222,764.72x = 1,834,196.76 × 311,970.84
4. Step 4: Simplify right side
   1,222,764.72x = 572,215,903,942.48
5. Step 5: Solve for x
   x = 572,215,903,942.48/1,222,764.72
6. Step 6: Final answer
   x = 467,968.94