Finding the Fourth Proportional to 13,184,849.94, 19,782,958.37 and 7,118,377.17

Step by Step Solution

1. Step 1: Write the proportion equation
   13,184,849.94 : 19,782,958.37 = 7,118,377.17 : x
2. Step 2: Convert to fraction form
   13,184,849.94/19,782,958.37 = 7,118,377.17/x
3. Step 3: Cross multiply
   13,184,849.94x = 19,782,958.37 × 7,118,377.17
4. Step 4: Simplify right side
   13,184,849.94x = 140,822,559,180,476.50
5. Step 5: Solve for x
   x = 140,822,559,180,476.50/13,184,849.94
6. Step 6: Final answer
   x = 10,680,634.20