Finding the Fourth Proportional to 12,404,964.38, 17,116,342.20 and 7,247,329.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404,964.38 : 17,116,342.20 = 7,247,329.48 : x
2. Step 2: Convert to fraction form
   12,404,964.38/17,116,342.20 = 7,247,329.48/x
3. Step 3: Cross multiply
   12,404,964.38x = 17,116,342.20 × 7,247,329.48
4. Step 4: Simplify right side
   12,404,964.38x = 124,047,771,415,828.06
5. Step 5: Solve for x
   x = 124,047,771,415,828.06/12,404,964.38
6. Step 6: Final answer
   x = 9,999,849.06