Finding the Fourth Proportional to 1,142,928,829.76, 1,714,563,601.00 and 405,936,817.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,928,829.76 : 1,714,563,601.00 = 405,936,817.34 : x
2. Step 2: Convert to fraction form
   1,142,928,829.76/1,714,563,601.00 = 405,936,817.34/x
3. Step 3: Cross multiply
   1,142,928,829.76x = 1,714,563,601.00 × 405,936,817.34
4. Step 4: Simplify right side
   1,142,928,829.76x = 696,004,491,307,361,920
5. Step 5: Solve for x
   x = 696,004,491,307,361,920/1,142,928,829.76
6. Step 6: Final answer
   x = 608,965,731.89