Finding the Fourth Proportional to 13,048,488.17, 18,006,415.69 and 7,247,641.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,048,488.17 : 18,006,415.69 = 7,247,641.98 : x
2. Step 2: Convert to fraction form
   13,048,488.17/18,006,415.69 = 7,247,641.98/x
3. Step 3: Cross multiply
   13,048,488.17x = 18,006,415.69 × 7,247,641.98
4. Step 4: Simplify right side
   13,048,488.17x = 130,504,054,264,174.69
5. Step 5: Solve for x
   x = 130,504,054,264,174.69/13,048,488.17
6. Step 6: Final answer
   x = 10,001,469.33