Finding the Fourth Proportional to 2,309,387.08, 3,186,824.96 and 1,276,834.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,387.08 : 3,186,824.96 = 1,276,834.72 : x
2. Step 2: Convert to fraction form
   2,309,387.08/3,186,824.96 = 1,276,834.72/x
3. Step 3: Cross multiply
   2,309,387.08x = 3,186,824.96 × 1,276,834.72
4. Step 4: Simplify right side
   2,309,387.08x = 4,069,048,755,490.61
5. Step 5: Solve for x
   x = 4,069,048,755,490.61/2,309,387.08
6. Step 6: Final answer
   x = 1,761,960.47