Finding the Fourth Proportional to 3,076,146.82, 4,611,722.18 and 1,280,374.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,076,146.82 : 4,611,722.18 = 1,280,374.47 : x
2. Step 2: Convert to fraction form
   3,076,146.82/4,611,722.18 = 1,280,374.47/x
3. Step 3: Cross multiply
   3,076,146.82x = 4,611,722.18 × 1,280,374.47
4. Step 4: Simplify right side
   3,076,146.82x = 5,904,731,318,308.91
5. Step 5: Solve for x
   x = 5,904,731,318,308.91/3,076,146.82
6. Step 6: Final answer
   x = 1,919,521.94