Finding the Fourth Proportional to 10,891,980.06, 16,326,759.99 and 4,829,566.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,891,980.06 : 16,326,759.99 = 4,829,566.86 : x
2. Step 2: Convert to fraction form
   10,891,980.06/16,326,759.99 = 4,829,566.86/x
3. Step 3: Cross multiply
   10,891,980.06x = 16,326,759.99 × 4,829,566.86
4. Step 4: Simplify right side
   10,891,980.06x = 78,851,178,978,877.94
5. Step 5: Solve for x
   x = 78,851,178,978,877.94/10,891,980.06
6. Step 6: Final answer
   x = 7,239,379.67