Finding the Fourth Proportional to 13,300,723.56, 18,355,202.46 and 7,792,780.62

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300,723.56 : 18,355,202.46 = 7,792,780.62 : x
2. Step 2: Convert to fraction form
   13,300,723.56/18,355,202.46 = 7,792,780.62/x
3. Step 3: Cross multiply
   13,300,723.56x = 18,355,202.46 × 7,792,780.62
4. Step 4: Simplify right side
   13,300,723.56x = 143,038,066,006,464.34
5. Step 5: Solve for x
   x = 143,038,066,006,464.34/13,300,723.56
6. Step 6: Final answer
   x = 10,754,156.75