Finding the Fourth Proportional to 10,209,978.92, 14,089,589.46 and 5,563,804.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,209,978.92 : 14,089,589.46 = 5,563,804.52 : x
2. Step 2: Convert to fraction form
   10,209,978.92/14,089,589.46 = 5,563,804.52/x
3. Step 3: Cross multiply
   10,209,978.92x = 14,089,589.46 × 5,563,804.52
4. Step 4: Simplify right side
   10,209,978.92x = 78,391,721,522,492.36
5. Step 5: Solve for x
   x = 78,391,721,522,492.36/10,209,978.92
6. Step 6: Final answer
   x = 7,677,951.36