Finding the Fourth Proportional to 13,018,356.48, 19,528,846.72 and 3,434,397.44

Step by Step Solution

1. Step 1: Write the proportion equation
   13,018,356.48 : 19,528,846.72 = 3,434,397.44 : x
2. Step 2: Convert to fraction form
   13,018,356.48/19,528,846.72 = 3,434,397.44/x
3. Step 3: Cross multiply
   13,018,356.48x = 19,528,846.72 × 3,434,397.44
4. Step 4: Simplify right side
   13,018,356.48x = 67,069,821,181,320.39
5. Step 5: Solve for x
   x = 67,069,821,181,320.39/13,018,356.48
6. Step 6: Final answer
   x = 5,151,942.28