Finding the Fourth Proportional to 12,074,333.16, 16,671,932.48 and 9,279,028.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,074,333.16 : 16,671,932.48 = 9,279,028.76 : x
2. Step 2: Convert to fraction form
   12,074,333.16/16,671,932.48 = 9,279,028.76/x
3. Step 3: Cross multiply
   12,074,333.16x = 16,671,932.48 × 9,279,028.76
4. Step 4: Simplify right side
   12,074,333.16x = 154,699,340,836,943.34
5. Step 5: Solve for x
   x = 154,699,340,836,943.34/12,074,333.16
6. Step 6: Final answer
   x = 12,812,247.17