Finding the Fourth Proportional to 49,209,903.30, 73,814,466.15 and 12,818,223.30

Step by Step Solution

1. Step 1: Write the proportion equation
   49,209,903.30 : 73,814,466.15 = 12,818,223.30 : x
2. Step 2: Convert to fraction form
   49,209,903.30/73,814,466.15 = 12,818,223.30/x
3. Step 3: Cross multiply
   49,209,903.30x = 73,814,466.15 × 12,818,223.30
4. Step 4: Simplify right side
   49,209,903.30x = 946,170,309,880,991.38
5. Step 5: Solve for x
   x = 946,170,309,880,991.38/49,209,903.30
6. Step 6: Final answer
   x = 19,227,233.68