Finding the Fourth Proportional to 9,788,019.30, 14,652,998.55 and 7,274,816.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,788,019.30 : 14,652,998.55 = 7,274,816.10 : x
2. Step 2: Convert to fraction form
   9,788,019.30/14,652,998.55 = 7,274,816.10/x
3. Step 3: Cross multiply
   9,788,019.30x = 14,652,998.55 × 7,274,816.10
4. Step 4: Simplify right side
   9,788,019.30x = 106,597,869,764,816.66
5. Step 5: Solve for x
   x = 106,597,869,764,816.66/9,788,019.30
6. Step 6: Final answer
   x = 10,890,647.69