Finding the Fourth Proportional to 2,457,301.51, 3,687,613.01 and 859,878.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457,301.51 : 3,687,613.01 = 859,878.43 : x
2. Step 2: Convert to fraction form
   2,457,301.51/3,687,613.01 = 859,878.43/x
3. Step 3: Cross multiply
   2,457,301.51x = 3,687,613.01 × 859,878.43
4. Step 4: Simplify right side
   2,457,301.51x = 3,170,898,898,353.73
5. Step 5: Solve for x
   x = 3,170,898,898,353.73/2,457,301.51
6. Step 6: Final answer
   x = 1,290,398.79