Finding the Fourth Proportional to 13,180,332.15, 19,773,479.38 and 7,114,933.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,180,332.15 : 19,773,479.38 = 7,114,933.69 : x
2. Step 2: Convert to fraction form
   13,180,332.15/19,773,479.38 = 7,114,933.69/x
3. Step 3: Cross multiply
   13,180,332.15x = 19,773,479.38 × 7,114,933.69
4. Step 4: Simplify right side
   13,180,332.15x = 140,686,994,555,401.78
5. Step 5: Solve for x
   x = 140,686,994,555,401.78/13,180,332.15
6. Step 6: Final answer
   x = 10,674,009.80