Finding the Fourth Proportional to 2,505,359.30, 3,758,006.18 and 612,117.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505,359.30 : 3,758,006.18 = 612,117.14 : x
2. Step 2: Convert to fraction form
   2,505,359.30/3,758,006.18 = 612,117.14/x
3. Step 3: Cross multiply
   2,505,359.30x = 3,758,006.18 × 612,117.14
4. Step 4: Simplify right side
   2,505,359.30x = 2,300,339,995,003.93
5. Step 5: Solve for x
   x = 2,300,339,995,003.93/2,505,359.30
6. Step 6: Final answer
   x = 918,167.70