Finding the Fourth Proportional to 9,969,216.09, 14,952,495.29 and 2,780,147.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,969,216.09 : 14,952,495.29 = 2,780,147.96 : x
2. Step 2: Convert to fraction form
   9,969,216.09/14,952,495.29 = 2,780,147.96/x
3. Step 3: Cross multiply
   9,969,216.09x = 14,952,495.29 × 2,780,147.96
4. Step 4: Simplify right side
   9,969,216.09x = 41,570,149,188,739.89
5. Step 5: Solve for x
   x = 41,570,149,188,739.89/9,969,216.09
6. Step 6: Final answer
   x = 4,169,851.35