Finding the Fourth Proportional to 1,494,680,978.60, 2,062,722,414.49 and 859,601,966.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494,680,978.60 : 2,062,722,414.49 = 859,601,966.27 : x
2. Step 2: Convert to fraction form
   1,494,680,978.60/2,062,722,414.49 = 859,601,966.27/x
3. Step 3: Cross multiply
   1,494,680,978.60x = 2,062,722,414.49 × 859,601,966.27
4. Step 4: Simplify right side
   1,494,680,978.60x = 1,773,120,243,364,805,888
5. Step 5: Solve for x
   x = 1,773,120,243,364,805,888/1,494,680,978.60
6. Step 6: Final answer
   x = 1,186,286,751.99