Finding the Fourth Proportional to 3,487,141,796.79, 5,230,731,959.82 and 866,945,904.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,487,141,796.79 : 5,230,731,959.82 = 866,945,904.96 : x
2. Step 2: Convert to fraction form
   3,487,141,796.79/5,230,731,959.82 = 866,945,904.96/x
3. Step 3: Cross multiply
   3,487,141,796.79x = 5,230,731,959.82 × 866,945,904.96
4. Step 4: Simplify right side
   3,487,141,796.79x = 4,534,761,652,509,344,256
5. Step 5: Solve for x
   x = 4,534,761,652,509,344,256/3,487,141,796.79
6. Step 6: Final answer
   x = 1,300,423,646.86