Finding the Fourth Proportional to 13,818,227.81, 19,062,986.72 and 8,013,645.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,818,227.81 : 19,062,986.72 = 8,013,645.50 : x
2. Step 2: Convert to fraction form
   13,818,227.81/19,062,986.72 = 8,013,645.50/x
3. Step 3: Cross multiply
   13,818,227.81x = 19,062,986.72 × 8,013,645.50
4. Step 4: Simplify right side
   13,818,227.81x = 152,764,017,609,904.59
5. Step 5: Solve for x
   x = 152,764,017,609,904.59/13,818,227.81
6. Step 6: Final answer
   x = 11,055,253.96