Finding the Fourth Proportional to 16,490,315.52, 22,756,661.82 and 9,148,148.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,490,315.52 : 22,756,661.82 = 9,148,148.46 : x
2. Step 2: Convert to fraction form
   16,490,315.52/22,756,661.82 = 9,148,148.46/x
3. Step 3: Cross multiply
   16,490,315.52x = 22,756,661.82 × 9,148,148.46
4. Step 4: Simplify right side
   16,490,315.52x = 208,181,320,783,373.81
5. Step 5: Solve for x
   x = 208,181,320,783,373.81/16,490,315.52
6. Step 6: Final answer
   x = 12,624,459.52