Finding the Fourth Proportional to 11,109,529.40, 16,660,882.50 and 3,919,381.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,109,529.40 : 16,660,882.50 = 3,919,381.79 : x
2. Step 2: Convert to fraction form
   11,109,529.40/16,660,882.50 = 3,919,381.79/x
3. Step 3: Cross multiply
   11,109,529.40x = 16,660,882.50 × 3,919,381.79
4. Step 4: Simplify right side
   11,109,529.40x = 65,300,359,475,829.67
5. Step 5: Solve for x
   x = 65,300,359,475,829.67/11,109,529.40
6. Step 6: Final answer
   x = 5,877,869.09