Finding the Fourth Proportional to 11,428,901.34, 17,145,025.06 and 5,364,249.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,428,901.34 : 17,145,025.06 = 5,364,249.09 : x
2. Step 2: Convert to fraction form
   11,428,901.34/17,145,025.06 = 5,364,249.09/x
3. Step 3: Cross multiply
   11,428,901.34x = 17,145,025.06 × 5,364,249.09
4. Step 4: Simplify right side
   11,428,901.34x = 91,970,185,076,132.19
5. Step 5: Solve for x
   x = 91,970,185,076,132.19/11,428,901.34
6. Step 6: Final answer
   x = 8,047,158.89