Finding the Fourth Proportional to 9,028,892.16, 12,459,864.48 and 5,161,498.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,028,892.16 : 12,459,864.48 = 5,161,498.56 : x
2. Step 2: Convert to fraction form
   9,028,892.16/12,459,864.48 = 5,161,498.56/x
3. Step 3: Cross multiply
   9,028,892.16x = 12,459,864.48 × 5,161,498.56
4. Step 4: Simplify right side
   9,028,892.16x = 64,311,572,571,315.15
5. Step 5: Solve for x
   x = 64,311,572,571,315.15/9,028,892.16
6. Step 6: Final answer
   x = 7,122,864.18