Finding the Fourth Proportional to 5,559,134.69, 7,671,735.78 and 3,111,684.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,559,134.69 : 7,671,735.78 = 3,111,684.86 : x
2. Step 2: Convert to fraction form
   5,559,134.69/7,671,735.78 = 3,111,684.86/x
3. Step 3: Cross multiply
   5,559,134.69x = 7,671,735.78 × 3,111,684.86
4. Step 4: Simplify right side
   5,559,134.69x = 23,872,024,076,546.29
5. Step 5: Solve for x
   x = 23,872,024,076,546.29/5,559,134.69
6. Step 6: Final answer
   x = 4,294,197.82