Finding the Fourth Proportional to 2,415,145.52, 3,622,496.16 and 817,526

Step by Step Solution

1. Step 1: Write the proportion equation
   2,415,145.52 : 3,622,496.16 = 817,526 : x
2. Step 2: Convert to fraction form
   2,415,145.52/3,622,496.16 = 817,526/x
3. Step 3: Cross multiply
   2,415,145.52x = 3,622,496.16 × 817,526
4. Step 4: Simplify right side
   2,415,145.52x = 2,961,484,795,700.16
5. Step 5: Solve for x
   x = 2,961,484,795,700.16/2,415,145.52
6. Step 6: Final answer
   x = 1,226,213.81