Finding the Fourth Proportional to 6,781,149.84, 10,171,803.72 and 1,988,934.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,781,149.84 : 10,171,803.72 = 1,988,934.72 : x
2. Step 2: Convert to fraction form
   6,781,149.84/10,171,803.72 = 1,988,934.72/x
3. Step 3: Cross multiply
   6,781,149.84x = 10,171,803.72 × 1,988,934.72
4. Step 4: Simplify right side
   6,781,149.84x = 20,231,053,583,733.16
5. Step 5: Solve for x
   x = 20,231,053,583,733.16/6,781,149.84
6. Step 6: Final answer
   x = 2,983,425.24