Finding the Fourth Proportional to 1,139,792.10, 1,572,776.10 and 656,514.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,792.10 : 1,572,776.10 = 656,514.42 : x
2. Step 2: Convert to fraction form
   1,139,792.10/1,572,776.10 = 656,514.42/x
3. Step 3: Cross multiply
   1,139,792.10x = 1,572,776.10 × 656,514.42
4. Step 4: Simplify right side
   1,139,792.10x = 1,032,550,189,081.36
5. Step 5: Solve for x
   x = 1,032,550,189,081.36/1,139,792.10
6. Step 6: Final answer
   x = 905,910.99