Finding the Fourth Proportional to 2,505,353.30, 3,757,997.16 and 612,111.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505,353.30 : 3,757,997.16 = 612,111.14 : x
2. Step 2: Convert to fraction form
   2,505,353.30/3,757,997.16 = 612,111.14/x
3. Step 3: Cross multiply
   2,505,353.30x = 3,757,997.16 × 612,111.14
4. Step 4: Simplify right side
   2,505,353.30x = 2,300,311,925,724.36
5. Step 5: Solve for x
   x = 2,300,311,925,724.36/2,505,353.30
6. Step 6: Final answer
   x = 918,158.70