Finding the Fourth Proportional to 2,121,095.46, 3,181,649.72 and 523,658.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,121,095.46 : 3,181,649.72 = 523,658.72 : x
2. Step 2: Convert to fraction form
   2,121,095.46/3,181,649.72 = 523,658.72/x
3. Step 3: Cross multiply
   2,121,095.46x = 3,181,649.72 × 523,658.72
4. Step 4: Simplify right side
   2,121,095.46x = 1,666,098,619,863.56
5. Step 5: Solve for x
   x = 1,666,098,619,863.56/2,121,095.46
6. Step 6: Final answer
   x = 785,489.69