Finding the Fourth Proportional to 16,431,376.78, 24,647,627.34 and 5,648,585.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,431,376.78 : 24,647,627.34 = 5,648,585.50 : x
2. Step 2: Convert to fraction form
   16,431,376.78/24,647,627.34 = 5,648,585.50/x
3. Step 3: Cross multiply
   16,431,376.78x = 24,647,627.34 × 5,648,585.50
4. Step 4: Simplify right side
   16,431,376.78x = 139,224,230,402,127.56
5. Step 5: Solve for x
   x = 139,224,230,402,127.56/16,431,376.78
6. Step 6: Final answer
   x = 8,473,071.51