Finding the Fourth Proportional to 2,678,726.72, 3,696,682.65 and 1,455,056.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678,726.72 : 3,696,682.65 = 1,455,056.12 : x
2. Step 2: Convert to fraction form
   2,678,726.72/3,696,682.65 = 1,455,056.12/x
3. Step 3: Cross multiply
   2,678,726.72x = 3,696,682.65 × 1,455,056.12
4. Step 4: Simplify right side
   2,678,726.72x = 5,378,880,713,580.32
5. Step 5: Solve for x
   x = 5,378,880,713,580.32/2,678,726.72
6. Step 6: Final answer
   x = 2,007,999.05