Finding the Fourth Proportional to 9,710,821.75, 13,398,933.57 and 5,580,054.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,710,821.75 : 13,398,933.57 = 5,580,054.83 : x
2. Step 2: Convert to fraction form
   9,710,821.75/13,398,933.57 = 5,580,054.83/x
3. Step 3: Cross multiply
   9,710,821.75x = 13,398,933.57 × 5,580,054.83
4. Step 4: Simplify right side
   9,710,821.75x = 74,766,784,019,505.62
5. Step 5: Solve for x
   x = 74,766,784,019,505.62/9,710,821.75
6. Step 6: Final answer
   x = 7,699,326.17