Finding the Fourth Proportional to 9,928,243.71, 13,697,036.42 and 5,741,154.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,928,243.71 : 13,697,036.42 = 5,741,154.91 : x
2. Step 2: Convert to fraction form
   9,928,243.71/13,697,036.42 = 5,741,154.91/x
3. Step 3: Cross multiply
   9,928,243.71x = 13,697,036.42 × 5,741,154.91
4. Step 4: Simplify right side
   9,928,243.71x = 78,636,807,806,501.50
5. Step 5: Solve for x
   x = 78,636,807,806,501.50/9,928,243.71
6. Step 6: Final answer
   x = 7,920,515.46