Finding the Fourth Proportional to 2,678,725.72, 3,696,681.27 and 1,455,055.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678,725.72 : 3,696,681.27 = 1,455,055.12 : x
2. Step 2: Convert to fraction form
   2,678,725.72/3,696,681.27 = 1,455,055.12/x
3. Step 3: Cross multiply
   2,678,725.72x = 3,696,681.27 × 1,455,055.12
4. Step 4: Simplify right side
   2,678,725.72x = 5,378,875,008,921.60
5. Step 5: Solve for x
   x = 5,378,875,008,921.60/2,678,725.72
6. Step 6: Final answer
   x = 2,007,997.67