Finding the Fourth Proportional to 11,097,665.40, 16,643,042.10 and 4,368,142.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,097,665.40 : 16,643,042.10 = 4,368,142.20 : x
2. Step 2: Convert to fraction form
   11,097,665.40/16,643,042.10 = 4,368,142.20/x
3. Step 3: Cross multiply
   11,097,665.40x = 16,643,042.10 × 4,368,142.20
4. Step 4: Simplify right side
   11,097,665.40x = 72,699,174,533,386.62
5. Step 5: Solve for x
   x = 72,699,174,533,386.62/11,097,665.40
6. Step 6: Final answer
   x = 6,550,852.99