Finding the Fourth Proportional to 2,309,339.34, 3,186,838.43 and 1,276,807.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,339.34 : 3,186,838.43 = 1,276,807.44 : x
2. Step 2: Convert to fraction form
   2,309,339.34/3,186,838.43 = 1,276,807.44/x
3. Step 3: Cross multiply
   2,309,339.34x = 3,186,838.43 × 1,276,807.44
4. Step 4: Simplify right side
   2,309,339.34x = 4,068,979,017,501.92
5. Step 5: Solve for x
   x = 4,068,979,017,501.92/2,309,339.34
6. Step 6: Final answer
   x = 1,761,966.70