Finding the Fourth Proportional to 104,666.28, 156,981.98 and 30,777

Step by Step Solution

1. Step 1: Write the proportion equation
   104,666.28 : 156,981.98 = 30,777 : x
2. Step 2: Convert to fraction form
   104,666.28/156,981.98 = 30,777/x
3. Step 3: Cross multiply
   104,666.28x = 156,981.98 × 30,777
4. Step 4: Simplify right side
   104,666.28x = 4,831,434,398.46
5. Step 5: Solve for x
   x = 4,831,434,398.46/104,666.28
6. Step 6: Final answer
   x = 46,160.37