Finding the Fourth Proportional to 12,404,964.28, 17,116,342.10 and 7,247,329.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404,964.28 : 17,116,342.10 = 7,247,329.37 : x
2. Step 2: Convert to fraction form
   12,404,964.28/17,116,342.10 = 7,247,329.37/x
3. Step 3: Cross multiply
   12,404,964.28x = 17,116,342.10 × 7,247,329.37
4. Step 4: Simplify right side
   12,404,964.28x = 124,047,768,914,888.55
5. Step 5: Solve for x
   x = 124,047,768,914,888.55/12,404,964.28
6. Step 6: Final answer
   x = 9,999,848.94