Finding the Fourth Proportional to 2,851,148.59, 4,276,737.77 and 721,234.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,851,148.59 : 4,276,737.77 = 721,234.76 : x
2. Step 2: Convert to fraction form
   2,851,148.59/4,276,737.77 = 721,234.76/x
3. Step 3: Cross multiply
   2,851,148.59x = 4,276,737.77 × 721,234.76
4. Step 4: Simplify right side
   2,851,148.59x = 3,084,531,914,139.02
5. Step 5: Solve for x
   x = 3,084,531,914,139.02/2,851,148.59
6. Step 6: Final answer
   x = 1,081,855.90