Finding the Fourth Proportional to 786,978.14, 1,180,462.83 and 680,036.91

Step by Step Solution

1. Step 1: Write the proportion equation
   786,978.14 : 1,180,462.83 = 680,036.91 : x
2. Step 2: Convert to fraction form
   786,978.14/1,180,462.83 = 680,036.91/x
3. Step 3: Cross multiply
   786,978.14x = 1,180,462.83 × 680,036.91
4. Step 4: Simplify right side
   786,978.14x = 802,758,295,283.06
5. Step 5: Solve for x
   x = 802,758,295,283.06/786,978.14
6. Step 6: Final answer
   x = 1,020,051.59