Finding the Fourth Proportional to 3,158,300.83, 4,737,451.69 and 762,145.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,158,300.83 : 4,737,451.69 = 762,145.47 : x
2. Step 2: Convert to fraction form
   3,158,300.83/4,737,451.69 = 762,145.47/x
3. Step 3: Cross multiply
   3,158,300.83x = 4,737,451.69 × 762,145.47
4. Step 4: Simplify right side
   3,158,300.83x = 3,610,627,344,877.34
5. Step 5: Solve for x
   x = 3,610,627,344,877.34/3,158,300.83
6. Step 6: Final answer
   x = 1,143,218.31