Finding the Fourth Proportional to 9,904,221.30, 13,666,562.69 and 5,773,218.87

Step by Step Solution

1. Step 1: Write the proportion equation
   9,904,221.30 : 13,666,562.69 = 5,773,218.87 : x
2. Step 2: Convert to fraction form
   9,904,221.30/13,666,562.69 = 5,773,218.87/x
3. Step 3: Cross multiply
   9,904,221.30x = 13,666,562.69 × 5,773,218.87
4. Step 4: Simplify right side
   9,904,221.30x = 78,900,057,581,079.88
5. Step 5: Solve for x
   x = 78,900,057,581,079.88/9,904,221.30
6. Step 6: Final answer
   x = 7,966,306.00